diff --git a/abusiveexperiencereport/v1/abusiveexperiencereport-gen.go b/abusiveexperiencereport/v1/abusiveexperiencereport-gen.go
index b62114e..6ab6b23 100644
--- a/abusiveexperiencereport/v1/abusiveexperiencereport-gen.go
+++ b/abusiveexperiencereport/v1/abusiveexperiencereport-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package abusiveexperiencereport provides access to the Abusive Experience Report API.
 //
diff --git a/acceleratedmobilepageurl/v1/acceleratedmobilepageurl-gen.go b/acceleratedmobilepageurl/v1/acceleratedmobilepageurl-gen.go
index 8cc1a21..b2b9051 100644
--- a/acceleratedmobilepageurl/v1/acceleratedmobilepageurl-gen.go
+++ b/acceleratedmobilepageurl/v1/acceleratedmobilepageurl-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package acceleratedmobilepageurl provides access to the Accelerated Mobile Pages (AMP) URL API.
 //
diff --git a/accesscontextmanager/v1beta/accesscontextmanager-gen.go b/accesscontextmanager/v1beta/accesscontextmanager-gen.go
index 16b353c..3b2fefc 100644
--- a/accesscontextmanager/v1beta/accesscontextmanager-gen.go
+++ b/accesscontextmanager/v1beta/accesscontextmanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package accesscontextmanager provides access to the Access Context Manager API.
 //
diff --git a/adexchangebuyer/v1.2/adexchangebuyer-gen.go b/adexchangebuyer/v1.2/adexchangebuyer-gen.go
index f72d26d..2b1fba5 100644
--- a/adexchangebuyer/v1.2/adexchangebuyer-gen.go
+++ b/adexchangebuyer/v1.2/adexchangebuyer-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package adexchangebuyer provides access to the Ad Exchange Buyer API.
 //
diff --git a/adexchangebuyer/v1.3/adexchangebuyer-gen.go b/adexchangebuyer/v1.3/adexchangebuyer-gen.go
index 1374c6b..8eb5691 100644
--- a/adexchangebuyer/v1.3/adexchangebuyer-gen.go
+++ b/adexchangebuyer/v1.3/adexchangebuyer-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package adexchangebuyer provides access to the Ad Exchange Buyer API.
 //
diff --git a/adexchangebuyer/v1.4/adexchangebuyer-gen.go b/adexchangebuyer/v1.4/adexchangebuyer-gen.go
index 3cb39e5..da635eb 100644
--- a/adexchangebuyer/v1.4/adexchangebuyer-gen.go
+++ b/adexchangebuyer/v1.4/adexchangebuyer-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package adexchangebuyer provides access to the Ad Exchange Buyer API.
 //
diff --git a/adexchangebuyer2/v2beta1/adexchangebuyer2-gen.go b/adexchangebuyer2/v2beta1/adexchangebuyer2-gen.go
index f3cc8f9..185ae3a 100644
--- a/adexchangebuyer2/v2beta1/adexchangebuyer2-gen.go
+++ b/adexchangebuyer2/v2beta1/adexchangebuyer2-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package adexchangebuyer2 provides access to the Ad Exchange Buyer API II.
 //
diff --git a/adexperiencereport/v1/adexperiencereport-gen.go b/adexperiencereport/v1/adexperiencereport-gen.go
index 759184a..5ee7ea0 100644
--- a/adexperiencereport/v1/adexperiencereport-gen.go
+++ b/adexperiencereport/v1/adexperiencereport-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package adexperiencereport provides access to the Ad Experience Report API.
 //
diff --git a/admin/datatransfer/v1/admin-gen.go b/admin/datatransfer/v1/admin-gen.go
index 3c915b9..0438b51 100644
--- a/admin/datatransfer/v1/admin-gen.go
+++ b/admin/datatransfer/v1/admin-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package admin provides access to the Admin Data Transfer API.
 //
diff --git a/admin/directory/v1/admin-gen.go b/admin/directory/v1/admin-gen.go
index cf69b61..74f2989 100644
--- a/admin/directory/v1/admin-gen.go
+++ b/admin/directory/v1/admin-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package admin provides access to the Admin Directory API.
 //
diff --git a/admin/reports/v1/admin-gen.go b/admin/reports/v1/admin-gen.go
index 7a33fd4..c2d5c58 100644
--- a/admin/reports/v1/admin-gen.go
+++ b/admin/reports/v1/admin-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package admin provides access to the Admin Reports API.
 //
diff --git a/adsense/v1.4/adsense-gen.go b/adsense/v1.4/adsense-gen.go
index 963ea94..de24611 100644
--- a/adsense/v1.4/adsense-gen.go
+++ b/adsense/v1.4/adsense-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package adsense provides access to the AdSense Management API.
 //
diff --git a/adsensehost/v4.1/adsensehost-gen.go b/adsensehost/v4.1/adsensehost-gen.go
index 776d329..4ea0bb1 100644
--- a/adsensehost/v4.1/adsensehost-gen.go
+++ b/adsensehost/v4.1/adsensehost-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package adsensehost provides access to the AdSense Host API.
 //
diff --git a/alertcenter/v1beta1/alertcenter-gen.go b/alertcenter/v1beta1/alertcenter-gen.go
index bd66621..1c3b85d 100644
--- a/alertcenter/v1beta1/alertcenter-gen.go
+++ b/alertcenter/v1beta1/alertcenter-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package alertcenter provides access to the G Suite Alert Center API.
 //
diff --git a/analytics/v2.4/analytics-gen.go b/analytics/v2.4/analytics-gen.go
index 919ee97..e957c54 100644
--- a/analytics/v2.4/analytics-gen.go
+++ b/analytics/v2.4/analytics-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package analytics provides access to the Google Analytics API.
 //
diff --git a/analytics/v3/analytics-gen.go b/analytics/v3/analytics-gen.go
index 068aba5..c54cc43 100644
--- a/analytics/v3/analytics-gen.go
+++ b/analytics/v3/analytics-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package analytics provides access to the Google Analytics API.
 //
diff --git a/analyticsreporting/v4/analyticsreporting-gen.go b/analyticsreporting/v4/analyticsreporting-gen.go
index 65a810b..be1e0f6 100644
--- a/analyticsreporting/v4/analyticsreporting-gen.go
+++ b/analyticsreporting/v4/analyticsreporting-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package analyticsreporting provides access to the Analytics Reporting API.
 //
diff --git a/androiddeviceprovisioning/v1/androiddeviceprovisioning-gen.go b/androiddeviceprovisioning/v1/androiddeviceprovisioning-gen.go
index 574b6f8..3088054 100644
--- a/androiddeviceprovisioning/v1/androiddeviceprovisioning-gen.go
+++ b/androiddeviceprovisioning/v1/androiddeviceprovisioning-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package androiddeviceprovisioning provides access to the Android Device Provisioning Partner API.
 //
diff --git a/androidenterprise/v1/androidenterprise-gen.go b/androidenterprise/v1/androidenterprise-gen.go
index 665dd41..8ed20a7 100644
--- a/androidenterprise/v1/androidenterprise-gen.go
+++ b/androidenterprise/v1/androidenterprise-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package androidenterprise provides access to the Google Play EMM API.
 //
diff --git a/androidmanagement/v1/androidmanagement-gen.go b/androidmanagement/v1/androidmanagement-gen.go
index dad4fdd..34438ae 100644
--- a/androidmanagement/v1/androidmanagement-gen.go
+++ b/androidmanagement/v1/androidmanagement-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package androidmanagement provides access to the Android Management API.
 //
diff --git a/androidpublisher/v1.1/androidpublisher-gen.go b/androidpublisher/v1.1/androidpublisher-gen.go
index e2e5293..df0de3c 100644
--- a/androidpublisher/v1.1/androidpublisher-gen.go
+++ b/androidpublisher/v1.1/androidpublisher-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package androidpublisher provides access to the Google Play Developer API.
 //
diff --git a/androidpublisher/v1/androidpublisher-gen.go b/androidpublisher/v1/androidpublisher-gen.go
index aa23c50..52c8edd 100644
--- a/androidpublisher/v1/androidpublisher-gen.go
+++ b/androidpublisher/v1/androidpublisher-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package androidpublisher provides access to the Google Play Developer API.
 //
diff --git a/androidpublisher/v2/androidpublisher-gen.go b/androidpublisher/v2/androidpublisher-gen.go
index f35dd3c..3225850 100644
--- a/androidpublisher/v2/androidpublisher-gen.go
+++ b/androidpublisher/v2/androidpublisher-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package androidpublisher provides access to the Google Play Developer API.
 //
diff --git a/androidpublisher/v3/androidpublisher-gen.go b/androidpublisher/v3/androidpublisher-gen.go
index c1b4980..1378d5c 100644
--- a/androidpublisher/v3/androidpublisher-gen.go
+++ b/androidpublisher/v3/androidpublisher-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package androidpublisher provides access to the Google Play Developer API.
 //
diff --git a/api-list.json b/api-list.json
index 1a73e47..646fe61 100644
--- a/api-list.json
+++ b/api-list.json
@@ -1289,22 +1289,6 @@
   },
   {
    "kind": "discovery#directoryItem",
-   "id": "dfareporting:v3.0",
-   "name": "dfareporting",
-   "version": "v3.0",
-   "title": "DCM/DFA Reporting And Trafficking API",
-   "description": "Manages your DoubleClick Campaign Manager ad campaigns and reports.",
-   "discoveryRestUrl": "https://www.googleapis.com/discovery/v1/apis/dfareporting/v3.0/rest",
-   "discoveryLink": "./apis/dfareporting/v3.0/rest",
-   "icons": {
-    "x16": "https://www.google.com/images/icons/product/doubleclick-16.gif",
-    "x32": "https://www.google.com/images/icons/product/doubleclick-32.gif"
-   },
-   "documentationLink": "https://developers.google.com/doubleclick-advertisers/",
-   "preferred": false
-  },
-  {
-   "kind": "discovery#directoryItem",
    "id": "dfareporting:v3.1",
    "name": "dfareporting",
    "version": "v3.1",
diff --git a/appengine/v1/appengine-gen.go b/appengine/v1/appengine-gen.go
index 62cd70b..f51bde6 100644
--- a/appengine/v1/appengine-gen.go
+++ b/appengine/v1/appengine-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package appengine provides access to the App Engine Admin API.
 //
diff --git a/appengine/v1alpha/appengine-gen.go b/appengine/v1alpha/appengine-gen.go
index d2dc7fd..bbbfb5d 100644
--- a/appengine/v1alpha/appengine-gen.go
+++ b/appengine/v1alpha/appengine-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package appengine provides access to the App Engine Admin API.
 //
diff --git a/appengine/v1beta/appengine-gen.go b/appengine/v1beta/appengine-gen.go
index 9d5a18a..32c5cc1 100644
--- a/appengine/v1beta/appengine-gen.go
+++ b/appengine/v1beta/appengine-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package appengine provides access to the App Engine Admin API.
 //
diff --git a/appengine/v1beta4/appengine-gen.go b/appengine/v1beta4/appengine-gen.go
index 1f67fc9..268579b 100644
--- a/appengine/v1beta4/appengine-gen.go
+++ b/appengine/v1beta4/appengine-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package appengine provides access to the App Engine Admin API.
 //
diff --git a/appengine/v1beta5/appengine-gen.go b/appengine/v1beta5/appengine-gen.go
index 54fe605..bce409b 100644
--- a/appengine/v1beta5/appengine-gen.go
+++ b/appengine/v1beta5/appengine-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package appengine provides access to the App Engine Admin API.
 //
diff --git a/appsactivity/v1/appsactivity-gen.go b/appsactivity/v1/appsactivity-gen.go
index 2afe82b..c9e96b4 100644
--- a/appsactivity/v1/appsactivity-gen.go
+++ b/appsactivity/v1/appsactivity-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package appsactivity provides access to the Drive Activity API.
 //
diff --git a/appstate/v1/appstate-gen.go b/appstate/v1/appstate-gen.go
index bb85154..ec55300 100644
--- a/appstate/v1/appstate-gen.go
+++ b/appstate/v1/appstate-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package appstate provides access to the Google App State API.
 //
diff --git a/bigquery/v2/bigquery-gen.go b/bigquery/v2/bigquery-gen.go
index 1772aa3..a2b63d6 100644
--- a/bigquery/v2/bigquery-gen.go
+++ b/bigquery/v2/bigquery-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package bigquery provides access to the BigQuery API.
 //
diff --git a/bigquerydatatransfer/v1/bigquerydatatransfer-gen.go b/bigquerydatatransfer/v1/bigquerydatatransfer-gen.go
index af7654e..2ca0b48 100644
--- a/bigquerydatatransfer/v1/bigquerydatatransfer-gen.go
+++ b/bigquerydatatransfer/v1/bigquerydatatransfer-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package bigquerydatatransfer provides access to the BigQuery Data Transfer API.
 //
diff --git a/binaryauthorization/v1beta1/binaryauthorization-gen.go b/binaryauthorization/v1beta1/binaryauthorization-gen.go
index 2d65438..bb9f16b 100644
--- a/binaryauthorization/v1beta1/binaryauthorization-gen.go
+++ b/binaryauthorization/v1beta1/binaryauthorization-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package binaryauthorization provides access to the Binary Authorization API.
 //
diff --git a/blogger/v2/blogger-gen.go b/blogger/v2/blogger-gen.go
index 5f8d5eb..e5794fa 100644
--- a/blogger/v2/blogger-gen.go
+++ b/blogger/v2/blogger-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package blogger provides access to the Blogger API.
 //
diff --git a/blogger/v3/blogger-gen.go b/blogger/v3/blogger-gen.go
index 1479e6d..c8577fc 100644
--- a/blogger/v3/blogger-gen.go
+++ b/blogger/v3/blogger-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package blogger provides access to the Blogger API.
 //
diff --git a/books/v1/books-gen.go b/books/v1/books-gen.go
index ef520e4..dc24bee 100644
--- a/books/v1/books-gen.go
+++ b/books/v1/books-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package books provides access to the Books API.
 //
diff --git a/calendar/v3/calendar-gen.go b/calendar/v3/calendar-gen.go
index 18d6150..2d343f7 100644
--- a/calendar/v3/calendar-gen.go
+++ b/calendar/v3/calendar-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package calendar provides access to the Calendar API.
 //
diff --git a/chat/v1/chat-gen.go b/chat/v1/chat-gen.go
index 732f874..2710c98 100644
--- a/chat/v1/chat-gen.go
+++ b/chat/v1/chat-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package chat provides access to the Hangouts Chat API.
 //
diff --git a/civicinfo/v2/civicinfo-gen.go b/civicinfo/v2/civicinfo-gen.go
index d5844c8..56bf2d0 100644
--- a/civicinfo/v2/civicinfo-gen.go
+++ b/civicinfo/v2/civicinfo-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package civicinfo provides access to the Google Civic Information API.
 //
diff --git a/classroom/v1/classroom-gen.go b/classroom/v1/classroom-gen.go
index b7fd4a7..295e946 100644
--- a/classroom/v1/classroom-gen.go
+++ b/classroom/v1/classroom-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package classroom provides access to the Google Classroom API.
 //
diff --git a/cloudasset/v1beta1/cloudasset-gen.go b/cloudasset/v1beta1/cloudasset-gen.go
index 51c1223..6283b84 100644
--- a/cloudasset/v1beta1/cloudasset-gen.go
+++ b/cloudasset/v1beta1/cloudasset-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudasset provides access to the Cloud Asset API.
 //
diff --git a/cloudbilling/v1/cloudbilling-gen.go b/cloudbilling/v1/cloudbilling-gen.go
index 905c040..c2fd3aa 100644
--- a/cloudbilling/v1/cloudbilling-gen.go
+++ b/cloudbilling/v1/cloudbilling-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudbilling provides access to the Cloud Billing API.
 //
diff --git a/cloudbuild/v1/cloudbuild-gen.go b/cloudbuild/v1/cloudbuild-gen.go
index 5144077..6cd1079 100644
--- a/cloudbuild/v1/cloudbuild-gen.go
+++ b/cloudbuild/v1/cloudbuild-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudbuild provides access to the Cloud Build API.
 //
diff --git a/clouddebugger/v2/clouddebugger-gen.go b/clouddebugger/v2/clouddebugger-gen.go
index bdfbe6f..ecd7e48 100644
--- a/clouddebugger/v2/clouddebugger-gen.go
+++ b/clouddebugger/v2/clouddebugger-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package clouddebugger provides access to the Stackdriver Debugger API.
 //
diff --git a/clouderrorreporting/v1beta1/clouderrorreporting-gen.go b/clouderrorreporting/v1beta1/clouderrorreporting-gen.go
index a197629..b62df29 100644
--- a/clouderrorreporting/v1beta1/clouderrorreporting-gen.go
+++ b/clouderrorreporting/v1beta1/clouderrorreporting-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package clouderrorreporting provides access to the Stackdriver Error Reporting API.
 //
diff --git a/cloudfunctions/v1/cloudfunctions-gen.go b/cloudfunctions/v1/cloudfunctions-gen.go
index 7783370..f734978 100644
--- a/cloudfunctions/v1/cloudfunctions-gen.go
+++ b/cloudfunctions/v1/cloudfunctions-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudfunctions provides access to the Cloud Functions API.
 //
diff --git a/cloudfunctions/v1beta2/cloudfunctions-gen.go b/cloudfunctions/v1beta2/cloudfunctions-gen.go
index 7ea5145..1eeb1b7 100644
--- a/cloudfunctions/v1beta2/cloudfunctions-gen.go
+++ b/cloudfunctions/v1beta2/cloudfunctions-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudfunctions provides access to the Cloud Functions API.
 //
diff --git a/cloudiot/v1/cloudiot-gen.go b/cloudiot/v1/cloudiot-gen.go
index cc969a1..50e4306 100644
--- a/cloudiot/v1/cloudiot-gen.go
+++ b/cloudiot/v1/cloudiot-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudiot provides access to the Cloud IoT API.
 //
diff --git a/cloudkms/v1/cloudkms-gen.go b/cloudkms/v1/cloudkms-gen.go
index d879a79..fcda1cd 100644
--- a/cloudkms/v1/cloudkms-gen.go
+++ b/cloudkms/v1/cloudkms-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudkms provides access to the Cloud Key Management Service (KMS) API.
 //
diff --git a/cloudprofiler/v2/cloudprofiler-gen.go b/cloudprofiler/v2/cloudprofiler-gen.go
index 6f4a4af..3599aa3 100644
--- a/cloudprofiler/v2/cloudprofiler-gen.go
+++ b/cloudprofiler/v2/cloudprofiler-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudprofiler provides access to the Stackdriver Profiler API.
 //
diff --git a/cloudresourcemanager/v1/cloudresourcemanager-gen.go b/cloudresourcemanager/v1/cloudresourcemanager-gen.go
index c9f4523..8137626 100644
--- a/cloudresourcemanager/v1/cloudresourcemanager-gen.go
+++ b/cloudresourcemanager/v1/cloudresourcemanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudresourcemanager provides access to the Cloud Resource Manager API.
 //
diff --git a/cloudresourcemanager/v1beta1/cloudresourcemanager-gen.go b/cloudresourcemanager/v1beta1/cloudresourcemanager-gen.go
index a16eb7a..c479099 100644
--- a/cloudresourcemanager/v1beta1/cloudresourcemanager-gen.go
+++ b/cloudresourcemanager/v1beta1/cloudresourcemanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudresourcemanager provides access to the Cloud Resource Manager API.
 //
diff --git a/cloudresourcemanager/v2/cloudresourcemanager-gen.go b/cloudresourcemanager/v2/cloudresourcemanager-gen.go
index f6821f8..def43a8 100644
--- a/cloudresourcemanager/v2/cloudresourcemanager-gen.go
+++ b/cloudresourcemanager/v2/cloudresourcemanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudresourcemanager provides access to the Cloud Resource Manager API.
 //
diff --git a/cloudresourcemanager/v2beta1/cloudresourcemanager-gen.go b/cloudresourcemanager/v2beta1/cloudresourcemanager-gen.go
index 4aff41d..8f14740 100644
--- a/cloudresourcemanager/v2beta1/cloudresourcemanager-gen.go
+++ b/cloudresourcemanager/v2beta1/cloudresourcemanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudresourcemanager provides access to the Cloud Resource Manager API.
 //
diff --git a/cloudscheduler/v1beta1/cloudscheduler-gen.go b/cloudscheduler/v1beta1/cloudscheduler-gen.go
index 0ab4701..5192ce2 100644
--- a/cloudscheduler/v1beta1/cloudscheduler-gen.go
+++ b/cloudscheduler/v1beta1/cloudscheduler-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudscheduler provides access to the Cloud Scheduler API.
 //
diff --git a/cloudsearch/v1/cloudsearch-gen.go b/cloudsearch/v1/cloudsearch-gen.go
index 64f024c..68925be 100644
--- a/cloudsearch/v1/cloudsearch-gen.go
+++ b/cloudsearch/v1/cloudsearch-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudsearch provides access to the Cloud Search API.
 //
diff --git a/cloudshell/v1/cloudshell-gen.go b/cloudshell/v1/cloudshell-gen.go
index 30c79d8..d79158a 100644
--- a/cloudshell/v1/cloudshell-gen.go
+++ b/cloudshell/v1/cloudshell-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudshell provides access to the Cloud Shell API.
 //
diff --git a/cloudshell/v1alpha1/cloudshell-gen.go b/cloudshell/v1alpha1/cloudshell-gen.go
index 49a3eb3..decb54e 100644
--- a/cloudshell/v1alpha1/cloudshell-gen.go
+++ b/cloudshell/v1alpha1/cloudshell-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudshell provides access to the Cloud Shell API.
 //
diff --git a/cloudtasks/v2beta2/cloudtasks-gen.go b/cloudtasks/v2beta2/cloudtasks-gen.go
index 9258a39..591ca06 100644
--- a/cloudtasks/v2beta2/cloudtasks-gen.go
+++ b/cloudtasks/v2beta2/cloudtasks-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudtasks provides access to the Cloud Tasks API.
 //
diff --git a/cloudtasks/v2beta3/cloudtasks-gen.go b/cloudtasks/v2beta3/cloudtasks-gen.go
index 5ad9150..f459f9b 100644
--- a/cloudtasks/v2beta3/cloudtasks-gen.go
+++ b/cloudtasks/v2beta3/cloudtasks-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudtasks provides access to the Cloud Tasks API.
 //
diff --git a/cloudtrace/v1/cloudtrace-gen.go b/cloudtrace/v1/cloudtrace-gen.go
index 8f209a4..af9c9ca 100644
--- a/cloudtrace/v1/cloudtrace-gen.go
+++ b/cloudtrace/v1/cloudtrace-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudtrace provides access to the Stackdriver Trace API.
 //
diff --git a/cloudtrace/v2/cloudtrace-gen.go b/cloudtrace/v2/cloudtrace-gen.go
index 1a71e86..d972b15 100644
--- a/cloudtrace/v2/cloudtrace-gen.go
+++ b/cloudtrace/v2/cloudtrace-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package cloudtrace provides access to the Stackdriver Trace API.
 //
diff --git a/composer/v1/composer-gen.go b/composer/v1/composer-gen.go
index 08c7148..9cc5965 100644
--- a/composer/v1/composer-gen.go
+++ b/composer/v1/composer-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package composer provides access to the Cloud Composer API.
 //
diff --git a/composer/v1beta1/composer-gen.go b/composer/v1beta1/composer-gen.go
index 4e4abb6..ab72bb1 100644
--- a/composer/v1beta1/composer-gen.go
+++ b/composer/v1beta1/composer-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package composer provides access to the Cloud Composer API.
 //
diff --git a/compute/v0.alpha/compute-gen.go b/compute/v0.alpha/compute-gen.go
index 7e75892..eacf28c 100644
--- a/compute/v0.alpha/compute-gen.go
+++ b/compute/v0.alpha/compute-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package compute provides access to the Compute Engine API.
 //
diff --git a/compute/v0.beta/compute-gen.go b/compute/v0.beta/compute-gen.go
index 836fbd0..355cd1c 100644
--- a/compute/v0.beta/compute-gen.go
+++ b/compute/v0.beta/compute-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package compute provides access to the Compute Engine API.
 //
diff --git a/compute/v1/compute-gen.go b/compute/v1/compute-gen.go
index d70d3b6..6a0cbc0 100644
--- a/compute/v1/compute-gen.go
+++ b/compute/v1/compute-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package compute provides access to the Compute Engine API.
 //
diff --git a/container/v1/container-gen.go b/container/v1/container-gen.go
index 090ee4a..33719b1 100644
--- a/container/v1/container-gen.go
+++ b/container/v1/container-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package container provides access to the Kubernetes Engine API.
 //
diff --git a/container/v1beta1/container-gen.go b/container/v1beta1/container-gen.go
index 8087d5c..f62e33e 100644
--- a/container/v1beta1/container-gen.go
+++ b/container/v1beta1/container-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package container provides access to the Kubernetes Engine API.
 //
diff --git a/content/v2/content-gen.go b/content/v2/content-gen.go
index 0553b5c..6a9888e 100644
--- a/content/v2/content-gen.go
+++ b/content/v2/content-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package content provides access to the Content API for Shopping.
 //
diff --git a/customsearch/v1/customsearch-gen.go b/customsearch/v1/customsearch-gen.go
index ac2c8e5..87e779d 100644
--- a/customsearch/v1/customsearch-gen.go
+++ b/customsearch/v1/customsearch-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package customsearch provides access to the CustomSearch API.
 //
diff --git a/dataflow/v1b3/dataflow-gen.go b/dataflow/v1b3/dataflow-gen.go
index 39aa21a..f8b9c1a 100644
--- a/dataflow/v1b3/dataflow-gen.go
+++ b/dataflow/v1b3/dataflow-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dataflow provides access to the Dataflow API.
 //
diff --git a/dataproc/v1/dataproc-gen.go b/dataproc/v1/dataproc-gen.go
index ba4542b..3aeeab8 100644
--- a/dataproc/v1/dataproc-gen.go
+++ b/dataproc/v1/dataproc-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dataproc provides access to the Cloud Dataproc API.
 //
diff --git a/dataproc/v1beta2/dataproc-gen.go b/dataproc/v1beta2/dataproc-gen.go
index 25e416f..a6a6bde 100644
--- a/dataproc/v1beta2/dataproc-gen.go
+++ b/dataproc/v1beta2/dataproc-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dataproc provides access to the Cloud Dataproc API.
 //
diff --git a/datastore/v1/datastore-gen.go b/datastore/v1/datastore-gen.go
index 667b8d1..c6f8ad7 100644
--- a/datastore/v1/datastore-gen.go
+++ b/datastore/v1/datastore-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package datastore provides access to the Cloud Datastore API.
 //
diff --git a/datastore/v1beta1/datastore-gen.go b/datastore/v1beta1/datastore-gen.go
index 18f3156..1564363 100644
--- a/datastore/v1beta1/datastore-gen.go
+++ b/datastore/v1beta1/datastore-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package datastore provides access to the Cloud Datastore API.
 //
diff --git a/datastore/v1beta3/datastore-gen.go b/datastore/v1beta3/datastore-gen.go
index f597d5e..239b21b 100644
--- a/datastore/v1beta3/datastore-gen.go
+++ b/datastore/v1beta3/datastore-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package datastore provides access to the Cloud Datastore API.
 //
diff --git a/deploymentmanager/v0.alpha/deploymentmanager-gen.go b/deploymentmanager/v0.alpha/deploymentmanager-gen.go
index 2a3b0bc..1e06362 100644
--- a/deploymentmanager/v0.alpha/deploymentmanager-gen.go
+++ b/deploymentmanager/v0.alpha/deploymentmanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package deploymentmanager provides access to the Google Cloud Deployment Manager Alpha API.
 //
diff --git a/deploymentmanager/v2/deploymentmanager-gen.go b/deploymentmanager/v2/deploymentmanager-gen.go
index 814a36b..a4ac506 100644
--- a/deploymentmanager/v2/deploymentmanager-gen.go
+++ b/deploymentmanager/v2/deploymentmanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package deploymentmanager provides access to the Google Cloud Deployment Manager API.
 //
diff --git a/deploymentmanager/v2beta/deploymentmanager-gen.go b/deploymentmanager/v2beta/deploymentmanager-gen.go
index 6273fd8..73bdb3c 100644
--- a/deploymentmanager/v2beta/deploymentmanager-gen.go
+++ b/deploymentmanager/v2beta/deploymentmanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package deploymentmanager provides access to the Google Cloud Deployment Manager API V2Beta Methods.
 //
diff --git a/dfareporting/v3.1/dfareporting-gen.go b/dfareporting/v3.1/dfareporting-gen.go
index a7a6b82..03ab223 100644
--- a/dfareporting/v3.1/dfareporting-gen.go
+++ b/dfareporting/v3.1/dfareporting-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dfareporting provides access to the DCM/DFA Reporting And Trafficking API.
 //
diff --git a/dfareporting/v3.2/dfareporting-gen.go b/dfareporting/v3.2/dfareporting-gen.go
index 65086e5..83a6152 100644
--- a/dfareporting/v3.2/dfareporting-gen.go
+++ b/dfareporting/v3.2/dfareporting-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dfareporting provides access to the DCM/DFA Reporting And Trafficking API.
 //
diff --git a/dialogflow/v2/dialogflow-gen.go b/dialogflow/v2/dialogflow-gen.go
index c62aa82..aabc702 100644
--- a/dialogflow/v2/dialogflow-gen.go
+++ b/dialogflow/v2/dialogflow-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dialogflow provides access to the Dialogflow API.
 //
diff --git a/dialogflow/v2beta1/dialogflow-gen.go b/dialogflow/v2beta1/dialogflow-gen.go
index eeba964..443d929 100644
--- a/dialogflow/v2beta1/dialogflow-gen.go
+++ b/dialogflow/v2beta1/dialogflow-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dialogflow provides access to the Dialogflow API.
 //
diff --git a/digitalassetlinks/v1/digitalassetlinks-gen.go b/digitalassetlinks/v1/digitalassetlinks-gen.go
index 1c0082f..fd01b26 100644
--- a/digitalassetlinks/v1/digitalassetlinks-gen.go
+++ b/digitalassetlinks/v1/digitalassetlinks-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package digitalassetlinks provides access to the Digital Asset Links API.
 //
diff --git a/discovery/v1/discovery-gen.go b/discovery/v1/discovery-gen.go
index fefb199..324d968 100644
--- a/discovery/v1/discovery-gen.go
+++ b/discovery/v1/discovery-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package discovery provides access to the APIs Discovery Service.
 //
diff --git a/dlp/v2/dlp-gen.go b/dlp/v2/dlp-gen.go
index 1a7fb90..92754a7 100644
--- a/dlp/v2/dlp-gen.go
+++ b/dlp/v2/dlp-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dlp provides access to the Cloud Data Loss Prevention (DLP) API.
 //
diff --git a/dns/v1/dns-gen.go b/dns/v1/dns-gen.go
index 02d22da..9bee01d 100644
--- a/dns/v1/dns-gen.go
+++ b/dns/v1/dns-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dns provides access to the Google Cloud DNS API.
 //
diff --git a/dns/v1beta2/dns-gen.go b/dns/v1beta2/dns-gen.go
index f5db961..1f9a71a 100644
--- a/dns/v1beta2/dns-gen.go
+++ b/dns/v1beta2/dns-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dns provides access to the Google Cloud DNS API.
 //
diff --git a/dns/v2beta1/dns-gen.go b/dns/v2beta1/dns-gen.go
index 97ac886..9938ea7 100644
--- a/dns/v2beta1/dns-gen.go
+++ b/dns/v2beta1/dns-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package dns provides access to the Google Cloud DNS API.
 //
diff --git a/doubleclickbidmanager/v1/doubleclickbidmanager-gen.go b/doubleclickbidmanager/v1/doubleclickbidmanager-gen.go
index f63b8a8..0498a4d 100644
--- a/doubleclickbidmanager/v1/doubleclickbidmanager-gen.go
+++ b/doubleclickbidmanager/v1/doubleclickbidmanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package doubleclickbidmanager provides access to the DoubleClick Bid Manager API.
 //
diff --git a/doubleclicksearch/v2/doubleclicksearch-gen.go b/doubleclicksearch/v2/doubleclicksearch-gen.go
index 4efb43b..6614f5f 100644
--- a/doubleclicksearch/v2/doubleclicksearch-gen.go
+++ b/doubleclicksearch/v2/doubleclicksearch-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package doubleclicksearch provides access to the DoubleClick Search API.
 //
diff --git a/drive/v2/drive-gen.go b/drive/v2/drive-gen.go
index 4b138a7..e3a4f1a 100644
--- a/drive/v2/drive-gen.go
+++ b/drive/v2/drive-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package drive provides access to the Drive API.
 //
diff --git a/drive/v3/drive-gen.go b/drive/v3/drive-gen.go
index 6e876bb..a3d0859 100644
--- a/drive/v3/drive-gen.go
+++ b/drive/v3/drive-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package drive provides access to the Drive API.
 //
diff --git a/driveactivity/v2/driveactivity-gen.go b/driveactivity/v2/driveactivity-gen.go
index 680203b..6a8e033 100644
--- a/driveactivity/v2/driveactivity-gen.go
+++ b/driveactivity/v2/driveactivity-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package driveactivity provides access to the Drive Activity API.
 //
diff --git a/file/v1beta1/file-gen.go b/file/v1beta1/file-gen.go
index 7843108..11ca1bc 100644
--- a/file/v1beta1/file-gen.go
+++ b/file/v1beta1/file-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package file provides access to the Cloud Filestore API.
 //
diff --git a/firebasedynamiclinks/v1/firebasedynamiclinks-gen.go b/firebasedynamiclinks/v1/firebasedynamiclinks-gen.go
index 1abc29d..0a8da79 100644
--- a/firebasedynamiclinks/v1/firebasedynamiclinks-gen.go
+++ b/firebasedynamiclinks/v1/firebasedynamiclinks-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package firebasedynamiclinks provides access to the Firebase Dynamic Links API.
 //
diff --git a/firebasehosting/v1beta1/firebasehosting-gen.go b/firebasehosting/v1beta1/firebasehosting-gen.go
index 3fe5104..1611bf0 100644
--- a/firebasehosting/v1beta1/firebasehosting-gen.go
+++ b/firebasehosting/v1beta1/firebasehosting-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package firebasehosting provides access to the Firebase Hosting API.
 //
diff --git a/firebaserules/v1/firebaserules-gen.go b/firebaserules/v1/firebaserules-gen.go
index a893ce1..0d10bee 100644
--- a/firebaserules/v1/firebaserules-gen.go
+++ b/firebaserules/v1/firebaserules-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package firebaserules provides access to the Firebase Rules API.
 //
diff --git a/firestore/v1/firestore-gen.go b/firestore/v1/firestore-gen.go
index 4507c33..11b1260 100644
--- a/firestore/v1/firestore-gen.go
+++ b/firestore/v1/firestore-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package firestore provides access to the Cloud Firestore API.
 //
diff --git a/firestore/v1beta1/firestore-gen.go b/firestore/v1beta1/firestore-gen.go
index efbcc78..8afcefd 100644
--- a/firestore/v1beta1/firestore-gen.go
+++ b/firestore/v1beta1/firestore-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package firestore provides access to the Cloud Firestore API.
 //
diff --git a/firestore/v1beta2/firestore-gen.go b/firestore/v1beta2/firestore-gen.go
index b69e6b8..6717513 100644
--- a/firestore/v1beta2/firestore-gen.go
+++ b/firestore/v1beta2/firestore-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package firestore provides access to the Cloud Firestore API.
 //
diff --git a/fitness/v1/fitness-gen.go b/fitness/v1/fitness-gen.go
index d913478..9a1581b 100644
--- a/fitness/v1/fitness-gen.go
+++ b/fitness/v1/fitness-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package fitness provides access to the Fitness.
 //
diff --git a/fusiontables/v1/fusiontables-gen.go b/fusiontables/v1/fusiontables-gen.go
index 0f33554..610c6df 100644
--- a/fusiontables/v1/fusiontables-gen.go
+++ b/fusiontables/v1/fusiontables-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package fusiontables provides access to the Fusion Tables API.
 //
diff --git a/fusiontables/v2/fusiontables-gen.go b/fusiontables/v2/fusiontables-gen.go
index e5a1be1..dadd3b9 100644
--- a/fusiontables/v2/fusiontables-gen.go
+++ b/fusiontables/v2/fusiontables-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package fusiontables provides access to the Fusion Tables API.
 //
diff --git a/games/v1/games-gen.go b/games/v1/games-gen.go
index 96cbd34..21802cd 100644
--- a/games/v1/games-gen.go
+++ b/games/v1/games-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package games provides access to the Google Play Game Services API.
 //
diff --git a/gamesconfiguration/v1configuration/gamesconfiguration-gen.go b/gamesconfiguration/v1configuration/gamesconfiguration-gen.go
index 1d2c404..1d395cd 100644
--- a/gamesconfiguration/v1configuration/gamesconfiguration-gen.go
+++ b/gamesconfiguration/v1configuration/gamesconfiguration-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package gamesconfiguration provides access to the Google Play Game Services Publishing API.
 //
diff --git a/gamesmanagement/v1management/gamesmanagement-gen.go b/gamesmanagement/v1management/gamesmanagement-gen.go
index 67507f3..52319f1 100644
--- a/gamesmanagement/v1management/gamesmanagement-gen.go
+++ b/gamesmanagement/v1management/gamesmanagement-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package gamesmanagement provides access to the Google Play Game Services Management API.
 //
diff --git a/genomics/v1/genomics-gen.go b/genomics/v1/genomics-gen.go
index 146160b..65636da 100644
--- a/genomics/v1/genomics-gen.go
+++ b/genomics/v1/genomics-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package genomics provides access to the Genomics API.
 //
diff --git a/genomics/v1alpha2/genomics-gen.go b/genomics/v1alpha2/genomics-gen.go
index 5b357f8..62ef84b 100644
--- a/genomics/v1alpha2/genomics-gen.go
+++ b/genomics/v1alpha2/genomics-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package genomics provides access to the Genomics API.
 //
diff --git a/genomics/v2alpha1/genomics-gen.go b/genomics/v2alpha1/genomics-gen.go
index da42060..7f58d01 100644
--- a/genomics/v2alpha1/genomics-gen.go
+++ b/genomics/v2alpha1/genomics-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package genomics provides access to the Genomics API.
 //
diff --git a/gmail/v1/gmail-gen.go b/gmail/v1/gmail-gen.go
index fcb2bd7..7217d65 100644
--- a/gmail/v1/gmail-gen.go
+++ b/gmail/v1/gmail-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package gmail provides access to the Gmail API.
 //
diff --git a/google-api-go-generator/gen.go b/google-api-go-generator/gen.go
index e1c86ff..b923205 100644
--- a/google-api-go-generator/gen.go
+++ b/google-api-go-generator/gen.go
@@ -556,7 +556,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 `, time.Now().Year()))
 
 	pn("// Package %s provides access to the %s.", pkg, a.doc.Title)
diff --git a/google-api-go-generator/testdata/any.want b/google-api-go-generator/testdata/any.want
index 6b99af8..bb98280 100644
--- a/google-api-go-generator/testdata/any.want
+++ b/google-api-go-generator/testdata/any.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package logging provides access to the Google Cloud Logging API.
 //
diff --git a/google-api-go-generator/testdata/arrayofarray-1.want b/google-api-go-generator/testdata/arrayofarray-1.want
index 5b7921c..1bfbaea 100644
--- a/google-api-go-generator/testdata/arrayofarray-1.want
+++ b/google-api-go-generator/testdata/arrayofarray-1.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package arrayofarray provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/arrayofenum.want b/google-api-go-generator/testdata/arrayofenum.want
index 89888fa..fad58c5 100644
--- a/google-api-go-generator/testdata/arrayofenum.want
+++ b/google-api-go-generator/testdata/arrayofenum.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package arrayofenum provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/arrayofmapofobjects.want b/google-api-go-generator/testdata/arrayofmapofobjects.want
index 1f29d6b..6e83771 100644
--- a/google-api-go-generator/testdata/arrayofmapofobjects.want
+++ b/google-api-go-generator/testdata/arrayofmapofobjects.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package arrayofmapofstrings provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/arrayofmapofstrings.want b/google-api-go-generator/testdata/arrayofmapofstrings.want
index acb233b..a28ab1a 100644
--- a/google-api-go-generator/testdata/arrayofmapofstrings.want
+++ b/google-api-go-generator/testdata/arrayofmapofstrings.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package arrayofmapofstrings provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/blogger-3.want b/google-api-go-generator/testdata/blogger-3.want
index 9378596..1517a90 100644
--- a/google-api-go-generator/testdata/blogger-3.want
+++ b/google-api-go-generator/testdata/blogger-3.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package blogger provides access to the Blogger API.
 //
diff --git a/google-api-go-generator/testdata/floats.want b/google-api-go-generator/testdata/floats.want
index 8663252..22719f7 100644
--- a/google-api-go-generator/testdata/floats.want
+++ b/google-api-go-generator/testdata/floats.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package x provides access to the X.
 //
diff --git a/google-api-go-generator/testdata/getwithoutbody.want b/google-api-go-generator/testdata/getwithoutbody.want
index 36a3578..95731c3 100644
--- a/google-api-go-generator/testdata/getwithoutbody.want
+++ b/google-api-go-generator/testdata/getwithoutbody.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package getwithoutbody provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/json-body.want b/google-api-go-generator/testdata/json-body.want
index 710ed35..f2463b2 100644
--- a/google-api-go-generator/testdata/json-body.want
+++ b/google-api-go-generator/testdata/json-body.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package ml provides access to the Cloud Machine Learning Engine.
 //
diff --git a/google-api-go-generator/testdata/mapofany.want b/google-api-go-generator/testdata/mapofany.want
index 34c7b5e..63d450f 100644
--- a/google-api-go-generator/testdata/mapofany.want
+++ b/google-api-go-generator/testdata/mapofany.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package mapofany provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/mapofarrayofobjects.want b/google-api-go-generator/testdata/mapofarrayofobjects.want
index 5d3b6cb..433c511 100644
--- a/google-api-go-generator/testdata/mapofarrayofobjects.want
+++ b/google-api-go-generator/testdata/mapofarrayofobjects.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package additionalprops provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/mapofint64strings.want b/google-api-go-generator/testdata/mapofint64strings.want
index f64c9e7..dca4b45 100644
--- a/google-api-go-generator/testdata/mapofint64strings.want
+++ b/google-api-go-generator/testdata/mapofint64strings.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package androidbuildinternal provides access to the .
 //
diff --git a/google-api-go-generator/testdata/mapofobjects.want b/google-api-go-generator/testdata/mapofobjects.want
index 12a66d9..05ccddc 100644
--- a/google-api-go-generator/testdata/mapofobjects.want
+++ b/google-api-go-generator/testdata/mapofobjects.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package additionalpropsobjs provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/mapofstrings-1.want b/google-api-go-generator/testdata/mapofstrings-1.want
index c83046c..aeebb20 100644
--- a/google-api-go-generator/testdata/mapofstrings-1.want
+++ b/google-api-go-generator/testdata/mapofstrings-1.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package additionalprops provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/param-rename.want b/google-api-go-generator/testdata/param-rename.want
index 823fb9b..3ea6341 100644
--- a/google-api-go-generator/testdata/param-rename.want
+++ b/google-api-go-generator/testdata/param-rename.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package paramrename provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/quotednum.want b/google-api-go-generator/testdata/quotednum.want
index 4bd1c11..c30ac4e 100644
--- a/google-api-go-generator/testdata/quotednum.want
+++ b/google-api-go-generator/testdata/quotednum.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package adexchangebuyer provides access to the Ad Exchange Buyer API.
 //
diff --git a/google-api-go-generator/testdata/repeated.want b/google-api-go-generator/testdata/repeated.want
index 3d28419..e5cf235 100644
--- a/google-api-go-generator/testdata/repeated.want
+++ b/google-api-go-generator/testdata/repeated.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package repeated provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/required-query.want b/google-api-go-generator/testdata/required-query.want
index c3aae8e..16f360b 100644
--- a/google-api-go-generator/testdata/required-query.want
+++ b/google-api-go-generator/testdata/required-query.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package tshealth provides access to the .
 //
diff --git a/google-api-go-generator/testdata/resource-named-service.want b/google-api-go-generator/testdata/resource-named-service.want
index 717fd0c..bb20541 100644
--- a/google-api-go-generator/testdata/resource-named-service.want
+++ b/google-api-go-generator/testdata/resource-named-service.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package appengine provides access to the Google App Engine Admin API.
 //
diff --git a/google-api-go-generator/testdata/unfortunatedefaults.want b/google-api-go-generator/testdata/unfortunatedefaults.want
index 1476a2f..dbcd077 100644
--- a/google-api-go-generator/testdata/unfortunatedefaults.want
+++ b/google-api-go-generator/testdata/unfortunatedefaults.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package wrapnewlines provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/variants.want b/google-api-go-generator/testdata/variants.want
index 270f732..740c1dd 100644
--- a/google-api-go-generator/testdata/variants.want
+++ b/google-api-go-generator/testdata/variants.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package additionalpropsobjs provides access to the Example API.
 //
diff --git a/google-api-go-generator/testdata/wrapnewlines.want b/google-api-go-generator/testdata/wrapnewlines.want
index b7bfc2c..16c3ac1 100644
--- a/google-api-go-generator/testdata/wrapnewlines.want
+++ b/google-api-go-generator/testdata/wrapnewlines.want
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package wrapnewlines provides access to the Example API.
 //
diff --git a/groupsmigration/v1/groupsmigration-gen.go b/groupsmigration/v1/groupsmigration-gen.go
index 9028bd7..ff6ff42 100644
--- a/groupsmigration/v1/groupsmigration-gen.go
+++ b/groupsmigration/v1/groupsmigration-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package groupsmigration provides access to the Groups Migration API.
 //
diff --git a/groupssettings/v1/groupssettings-gen.go b/groupssettings/v1/groupssettings-gen.go
index f83950e..526c769 100644
--- a/groupssettings/v1/groupssettings-gen.go
+++ b/groupssettings/v1/groupssettings-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package groupssettings provides access to the Groups Settings API.
 //
diff --git a/iam/v1/iam-gen.go b/iam/v1/iam-gen.go
index 783cb12..8645f10 100644
--- a/iam/v1/iam-gen.go
+++ b/iam/v1/iam-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package iam provides access to the Identity and Access Management (IAM) API.
 //
diff --git a/iamcredentials/v1/iamcredentials-gen.go b/iamcredentials/v1/iamcredentials-gen.go
index a5976c1..6a17364 100644
--- a/iamcredentials/v1/iamcredentials-gen.go
+++ b/iamcredentials/v1/iamcredentials-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package iamcredentials provides access to the IAM Service Account Credentials API.
 //
diff --git a/iap/v1beta1/iap-gen.go b/iap/v1beta1/iap-gen.go
index a3c80fb..4999685 100644
--- a/iap/v1beta1/iap-gen.go
+++ b/iap/v1beta1/iap-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package iap provides access to the Cloud Identity-Aware Proxy API.
 //
diff --git a/identitytoolkit/v3/identitytoolkit-gen.go b/identitytoolkit/v3/identitytoolkit-gen.go
index 84deb94..a47f266 100644
--- a/identitytoolkit/v3/identitytoolkit-gen.go
+++ b/identitytoolkit/v3/identitytoolkit-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package identitytoolkit provides access to the Google Identity Toolkit API.
 //
diff --git a/indexing/v3/indexing-gen.go b/indexing/v3/indexing-gen.go
index 0d684b5..3e018e8 100644
--- a/indexing/v3/indexing-gen.go
+++ b/indexing/v3/indexing-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package indexing provides access to the Indexing API.
 //
diff --git a/jobs/v2/jobs-gen.go b/jobs/v2/jobs-gen.go
index 998905f..e6db2a5 100644
--- a/jobs/v2/jobs-gen.go
+++ b/jobs/v2/jobs-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package jobs provides access to the Cloud Talent Solution API.
 //
diff --git a/jobs/v3/jobs-gen.go b/jobs/v3/jobs-gen.go
index 98924c5..21fd3d4 100644
--- a/jobs/v3/jobs-gen.go
+++ b/jobs/v3/jobs-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package jobs provides access to the Cloud Talent Solution API.
 //
diff --git a/jobs/v3p1beta1/jobs-gen.go b/jobs/v3p1beta1/jobs-gen.go
index 3590aee..4fe6252 100644
--- a/jobs/v3p1beta1/jobs-gen.go
+++ b/jobs/v3p1beta1/jobs-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package jobs provides access to the Cloud Talent Solution API.
 //
diff --git a/kgsearch/v1/kgsearch-gen.go b/kgsearch/v1/kgsearch-gen.go
index 3a95d41..1e464a0 100644
--- a/kgsearch/v1/kgsearch-gen.go
+++ b/kgsearch/v1/kgsearch-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package kgsearch provides access to the Knowledge Graph Search API.
 //
diff --git a/language/v1/language-gen.go b/language/v1/language-gen.go
index bdde13d..91ae564 100644
--- a/language/v1/language-gen.go
+++ b/language/v1/language-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package language provides access to the Cloud Natural Language API.
 //
diff --git a/language/v1beta1/language-gen.go b/language/v1beta1/language-gen.go
index ba3dac8..f7f5d95 100644
--- a/language/v1beta1/language-gen.go
+++ b/language/v1beta1/language-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package language provides access to the Cloud Natural Language API.
 //
diff --git a/language/v1beta2/language-gen.go b/language/v1beta2/language-gen.go
index d164f1b..3718284 100644
--- a/language/v1beta2/language-gen.go
+++ b/language/v1beta2/language-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package language provides access to the Cloud Natural Language API.
 //
diff --git a/licensing/v1/licensing-gen.go b/licensing/v1/licensing-gen.go
index 28b34fb..708c580 100644
--- a/licensing/v1/licensing-gen.go
+++ b/licensing/v1/licensing-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package licensing provides access to the Enterprise License Manager API.
 //
diff --git a/logging/v2/logging-gen.go b/logging/v2/logging-gen.go
index 1467636..9545e88 100644
--- a/logging/v2/logging-gen.go
+++ b/logging/v2/logging-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package logging provides access to the Stackdriver Logging API.
 //
diff --git a/logging/v2beta1/logging-gen.go b/logging/v2beta1/logging-gen.go
index a3ee9b1..1f633e5 100644
--- a/logging/v2beta1/logging-gen.go
+++ b/logging/v2beta1/logging-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package logging provides access to the Stackdriver Logging API.
 //
diff --git a/manufacturers/v1/manufacturers-gen.go b/manufacturers/v1/manufacturers-gen.go
index 0efcd51..5ace45a 100644
--- a/manufacturers/v1/manufacturers-gen.go
+++ b/manufacturers/v1/manufacturers-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package manufacturers provides access to the Manufacturer Center API.
 //
diff --git a/mirror/v1/mirror-gen.go b/mirror/v1/mirror-gen.go
index d7cb33e..bd90b8a 100644
--- a/mirror/v1/mirror-gen.go
+++ b/mirror/v1/mirror-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package mirror provides access to the Google Mirror API.
 //
diff --git a/ml/v1/ml-gen.go b/ml/v1/ml-gen.go
index 710ed35..f2463b2 100644
--- a/ml/v1/ml-gen.go
+++ b/ml/v1/ml-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package ml provides access to the Cloud Machine Learning Engine.
 //
diff --git a/monitoring/v3/monitoring-gen.go b/monitoring/v3/monitoring-gen.go
index e160701..1ac5b00 100644
--- a/monitoring/v3/monitoring-gen.go
+++ b/monitoring/v3/monitoring-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package monitoring provides access to the Stackdriver Monitoring API.
 //
diff --git a/oauth2/v1/oauth2-gen.go b/oauth2/v1/oauth2-gen.go
index bdf5a7f..66bad73 100644
--- a/oauth2/v1/oauth2-gen.go
+++ b/oauth2/v1/oauth2-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package oauth2 provides access to the Google OAuth2 API.
 //
diff --git a/oauth2/v2/oauth2-gen.go b/oauth2/v2/oauth2-gen.go
index bab96e2..4a1eea3 100644
--- a/oauth2/v2/oauth2-gen.go
+++ b/oauth2/v2/oauth2-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package oauth2 provides access to the Google OAuth2 API.
 //
diff --git a/oslogin/v1/oslogin-gen.go b/oslogin/v1/oslogin-gen.go
index 9ad1323..73030c3 100644
--- a/oslogin/v1/oslogin-gen.go
+++ b/oslogin/v1/oslogin-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package oslogin provides access to the Cloud OS Login API.
 //
diff --git a/oslogin/v1alpha/oslogin-gen.go b/oslogin/v1alpha/oslogin-gen.go
index 154cb5c..aa398af 100644
--- a/oslogin/v1alpha/oslogin-gen.go
+++ b/oslogin/v1alpha/oslogin-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package oslogin provides access to the Cloud OS Login API.
 //
diff --git a/oslogin/v1beta/oslogin-gen.go b/oslogin/v1beta/oslogin-gen.go
index bc64e52..9742db2 100644
--- a/oslogin/v1beta/oslogin-gen.go
+++ b/oslogin/v1beta/oslogin-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package oslogin provides access to the Cloud OS Login API.
 //
diff --git a/pagespeedonline/v1/pagespeedonline-gen.go b/pagespeedonline/v1/pagespeedonline-gen.go
index 660e986..0b05793 100644
--- a/pagespeedonline/v1/pagespeedonline-gen.go
+++ b/pagespeedonline/v1/pagespeedonline-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package pagespeedonline provides access to the PageSpeed Insights API.
 //
diff --git a/pagespeedonline/v2/pagespeedonline-gen.go b/pagespeedonline/v2/pagespeedonline-gen.go
index a0f7a5a..9364f6c 100644
--- a/pagespeedonline/v2/pagespeedonline-gen.go
+++ b/pagespeedonline/v2/pagespeedonline-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package pagespeedonline provides access to the PageSpeed Insights API.
 //
diff --git a/pagespeedonline/v4/pagespeedonline-gen.go b/pagespeedonline/v4/pagespeedonline-gen.go
index 716bc8d..a1c7bbd 100644
--- a/pagespeedonline/v4/pagespeedonline-gen.go
+++ b/pagespeedonline/v4/pagespeedonline-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package pagespeedonline provides access to the PageSpeed Insights API.
 //
diff --git a/pagespeedonline/v5/pagespeedonline-gen.go b/pagespeedonline/v5/pagespeedonline-gen.go
index 420134d..62b75ab 100644
--- a/pagespeedonline/v5/pagespeedonline-gen.go
+++ b/pagespeedonline/v5/pagespeedonline-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package pagespeedonline provides access to the PageSpeed Insights API.
 //
diff --git a/people/v1/people-gen.go b/people/v1/people-gen.go
index e3f2552..7a16695 100644
--- a/people/v1/people-gen.go
+++ b/people/v1/people-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package people provides access to the People API.
 //
diff --git a/playcustomapp/v1/playcustomapp-gen.go b/playcustomapp/v1/playcustomapp-gen.go
index 90173d7..e01cbdd 100644
--- a/playcustomapp/v1/playcustomapp-gen.go
+++ b/playcustomapp/v1/playcustomapp-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package playcustomapp provides access to the Google Play Custom App Publishing API.
 //
diff --git a/plus/v1/plus-gen.go b/plus/v1/plus-gen.go
index 7680f4d..d2d26e3 100644
--- a/plus/v1/plus-gen.go
+++ b/plus/v1/plus-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package plus provides access to the Google+ API.
 //
diff --git a/plusdomains/v1/plusdomains-gen.go b/plusdomains/v1/plusdomains-gen.go
index 0c379ba..16dc458 100644
--- a/plusdomains/v1/plusdomains-gen.go
+++ b/plusdomains/v1/plusdomains-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package plusdomains provides access to the Google+ Domains API.
 //
diff --git a/poly/v1/poly-gen.go b/poly/v1/poly-gen.go
index a780908..f6b0907 100644
--- a/poly/v1/poly-gen.go
+++ b/poly/v1/poly-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package poly provides access to the Poly API.
 //
diff --git a/proximitybeacon/v1beta1/proximitybeacon-gen.go b/proximitybeacon/v1beta1/proximitybeacon-gen.go
index bf9ea74..542a110 100644
--- a/proximitybeacon/v1beta1/proximitybeacon-gen.go
+++ b/proximitybeacon/v1beta1/proximitybeacon-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package proximitybeacon provides access to the Proximity Beacon API.
 //
diff --git a/pubsub/v1/pubsub-gen.go b/pubsub/v1/pubsub-gen.go
index 0aea630..c961656 100644
--- a/pubsub/v1/pubsub-gen.go
+++ b/pubsub/v1/pubsub-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package pubsub provides access to the Cloud Pub/Sub API.
 //
diff --git a/pubsub/v1beta1a/pubsub-gen.go b/pubsub/v1beta1a/pubsub-gen.go
index 9e6cc7c..d0d9e75 100644
--- a/pubsub/v1beta1a/pubsub-gen.go
+++ b/pubsub/v1beta1a/pubsub-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package pubsub provides access to the Cloud Pub/Sub API.
 //
diff --git a/pubsub/v1beta2/pubsub-gen.go b/pubsub/v1beta2/pubsub-gen.go
index b925dbc..fddf7da 100644
--- a/pubsub/v1beta2/pubsub-gen.go
+++ b/pubsub/v1beta2/pubsub-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package pubsub provides access to the Cloud Pub/Sub API.
 //
diff --git a/redis/v1/redis-gen.go b/redis/v1/redis-gen.go
index f6487f2..4e1493f 100644
--- a/redis/v1/redis-gen.go
+++ b/redis/v1/redis-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package redis provides access to the Google Cloud Memorystore for Redis API.
 //
diff --git a/redis/v1beta1/redis-gen.go b/redis/v1beta1/redis-gen.go
index ef31b33..9414fe9 100644
--- a/redis/v1beta1/redis-gen.go
+++ b/redis/v1beta1/redis-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package redis provides access to the Google Cloud Memorystore for Redis API.
 //
diff --git a/replicapool/v1beta1/replicapool-gen.go b/replicapool/v1beta1/replicapool-gen.go
index a9ae6fa..78adae5 100644
--- a/replicapool/v1beta1/replicapool-gen.go
+++ b/replicapool/v1beta1/replicapool-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package replicapool provides access to the Replica Pool API.
 //
diff --git a/replicapoolupdater/v1beta1/replicapoolupdater-gen.go b/replicapoolupdater/v1beta1/replicapoolupdater-gen.go
index d6078dc..337e572 100644
--- a/replicapoolupdater/v1beta1/replicapoolupdater-gen.go
+++ b/replicapoolupdater/v1beta1/replicapoolupdater-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package replicapoolupdater provides access to the Google Compute Engine Instance Group Updater API.
 //
diff --git a/reseller/v1/reseller-gen.go b/reseller/v1/reseller-gen.go
index c7ed295..d401ccb 100644
--- a/reseller/v1/reseller-gen.go
+++ b/reseller/v1/reseller-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package reseller provides access to the Enterprise Apps Reseller API.
 //
diff --git a/runtimeconfig/v1/runtimeconfig-gen.go b/runtimeconfig/v1/runtimeconfig-gen.go
index 459f86b..8918923 100644
--- a/runtimeconfig/v1/runtimeconfig-gen.go
+++ b/runtimeconfig/v1/runtimeconfig-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package runtimeconfig provides access to the Cloud Runtime Configuration API.
 //
diff --git a/runtimeconfig/v1beta1/runtimeconfig-gen.go b/runtimeconfig/v1beta1/runtimeconfig-gen.go
index 62334bc..cff4d81 100644
--- a/runtimeconfig/v1beta1/runtimeconfig-gen.go
+++ b/runtimeconfig/v1beta1/runtimeconfig-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package runtimeconfig provides access to the Cloud Runtime Configuration API.
 //
diff --git a/safebrowsing/v4/safebrowsing-gen.go b/safebrowsing/v4/safebrowsing-gen.go
index 5f9791e..68a252c 100644
--- a/safebrowsing/v4/safebrowsing-gen.go
+++ b/safebrowsing/v4/safebrowsing-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package safebrowsing provides access to the Safe Browsing API.
 //
diff --git a/script/v1/script-gen.go b/script/v1/script-gen.go
index 85e9195..d50edb3 100644
--- a/script/v1/script-gen.go
+++ b/script/v1/script-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package script provides access to the Apps Script API.
 //
diff --git a/searchconsole/v1/searchconsole-gen.go b/searchconsole/v1/searchconsole-gen.go
index 9845dc0..a3a74b0 100644
--- a/searchconsole/v1/searchconsole-gen.go
+++ b/searchconsole/v1/searchconsole-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package searchconsole provides access to the Google Search Console URL Testing Tools API.
 //
diff --git a/servicebroker/v1/servicebroker-gen.go b/servicebroker/v1/servicebroker-gen.go
index ff8d501..d57bbc7 100644
--- a/servicebroker/v1/servicebroker-gen.go
+++ b/servicebroker/v1/servicebroker-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package servicebroker provides access to the Service Broker API.
 //
diff --git a/servicebroker/v1alpha1/servicebroker-gen.go b/servicebroker/v1alpha1/servicebroker-gen.go
index 6a44641..ffc81fc 100644
--- a/servicebroker/v1alpha1/servicebroker-gen.go
+++ b/servicebroker/v1alpha1/servicebroker-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package servicebroker provides access to the Service Broker API.
 //
diff --git a/servicebroker/v1beta1/servicebroker-gen.go b/servicebroker/v1beta1/servicebroker-gen.go
index 5f683c3..edf4bf3 100644
--- a/servicebroker/v1beta1/servicebroker-gen.go
+++ b/servicebroker/v1beta1/servicebroker-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package servicebroker provides access to the Service Broker API.
 //
diff --git a/serviceconsumermanagement/v1/serviceconsumermanagement-gen.go b/serviceconsumermanagement/v1/serviceconsumermanagement-gen.go
index 38e983f..67dfaba 100644
--- a/serviceconsumermanagement/v1/serviceconsumermanagement-gen.go
+++ b/serviceconsumermanagement/v1/serviceconsumermanagement-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package serviceconsumermanagement provides access to the Service Consumer Management API.
 //
diff --git a/servicecontrol/v1/servicecontrol-gen.go b/servicecontrol/v1/servicecontrol-gen.go
index 1f9f3df..e937b33 100644
--- a/servicecontrol/v1/servicecontrol-gen.go
+++ b/servicecontrol/v1/servicecontrol-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package servicecontrol provides access to the Service Control API.
 //
diff --git a/servicemanagement/v1/servicemanagement-gen.go b/servicemanagement/v1/servicemanagement-gen.go
index 7424d5f..950f60c 100644
--- a/servicemanagement/v1/servicemanagement-gen.go
+++ b/servicemanagement/v1/servicemanagement-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package servicemanagement provides access to the Service Management API.
 //
diff --git a/servicenetworking/v1beta/servicenetworking-gen.go b/servicenetworking/v1beta/servicenetworking-gen.go
index 91429d7..157931c 100644
--- a/servicenetworking/v1beta/servicenetworking-gen.go
+++ b/servicenetworking/v1beta/servicenetworking-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package servicenetworking provides access to the Service Networking API.
 //
diff --git a/serviceusage/v1/serviceusage-gen.go b/serviceusage/v1/serviceusage-gen.go
index ea5c1c1..8807d21 100644
--- a/serviceusage/v1/serviceusage-gen.go
+++ b/serviceusage/v1/serviceusage-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package serviceusage provides access to the Service Usage API.
 //
diff --git a/serviceusage/v1beta1/serviceusage-gen.go b/serviceusage/v1beta1/serviceusage-gen.go
index e6abc7c..c27616f 100644
--- a/serviceusage/v1beta1/serviceusage-gen.go
+++ b/serviceusage/v1beta1/serviceusage-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package serviceusage provides access to the Service Usage API.
 //
diff --git a/sheets/v4/sheets-gen.go b/sheets/v4/sheets-gen.go
index 953ec7f..309f2ac 100644
--- a/sheets/v4/sheets-gen.go
+++ b/sheets/v4/sheets-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package sheets provides access to the Google Sheets API.
 //
diff --git a/siteverification/v1/siteverification-gen.go b/siteverification/v1/siteverification-gen.go
index 2581c57..a587df5 100644
--- a/siteverification/v1/siteverification-gen.go
+++ b/siteverification/v1/siteverification-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package siteverification provides access to the Google Site Verification API.
 //
diff --git a/slides/v1/slides-gen.go b/slides/v1/slides-gen.go
index 99aa158..d262615 100644
--- a/slides/v1/slides-gen.go
+++ b/slides/v1/slides-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package slides provides access to the Google Slides API.
 //
diff --git a/sourcerepo/v1/sourcerepo-gen.go b/sourcerepo/v1/sourcerepo-gen.go
index 222d92a..256ad9c 100644
--- a/sourcerepo/v1/sourcerepo-gen.go
+++ b/sourcerepo/v1/sourcerepo-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package sourcerepo provides access to the Cloud Source Repositories API.
 //
diff --git a/spanner/v1/spanner-gen.go b/spanner/v1/spanner-gen.go
index 31e932e..0c2fd4d 100644
--- a/spanner/v1/spanner-gen.go
+++ b/spanner/v1/spanner-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package spanner provides access to the Cloud Spanner API.
 //
diff --git a/speech/v1/speech-gen.go b/speech/v1/speech-gen.go
index 3e8d94d..50c97e6 100644
--- a/speech/v1/speech-gen.go
+++ b/speech/v1/speech-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package speech provides access to the Cloud Speech API.
 //
diff --git a/speech/v1p1beta1/speech-gen.go b/speech/v1p1beta1/speech-gen.go
index f793fa9..6ea13c7 100644
--- a/speech/v1p1beta1/speech-gen.go
+++ b/speech/v1p1beta1/speech-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package speech provides access to the Cloud Speech API.
 //
diff --git a/sqladmin/v1beta4/sqladmin-gen.go b/sqladmin/v1beta4/sqladmin-gen.go
index c77a89a..5c2901f 100644
--- a/sqladmin/v1beta4/sqladmin-gen.go
+++ b/sqladmin/v1beta4/sqladmin-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package sqladmin provides access to the Cloud SQL Admin API.
 //
diff --git a/storage/v1/storage-gen.go b/storage/v1/storage-gen.go
index 2384ae5..606686f 100644
--- a/storage/v1/storage-gen.go
+++ b/storage/v1/storage-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package storage provides access to the Cloud Storage JSON API.
 //
diff --git a/storage/v1beta1/storage-gen.go b/storage/v1beta1/storage-gen.go
index 6267097..9ea1c8a 100644
--- a/storage/v1beta1/storage-gen.go
+++ b/storage/v1beta1/storage-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package storage provides access to the Cloud Storage JSON API.
 //
diff --git a/storage/v1beta2/storage-gen.go b/storage/v1beta2/storage-gen.go
index a83ca36..ecddabf 100644
--- a/storage/v1beta2/storage-gen.go
+++ b/storage/v1beta2/storage-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package storage provides access to the Cloud Storage JSON API.
 //
diff --git a/storagetransfer/v1/storagetransfer-gen.go b/storagetransfer/v1/storagetransfer-gen.go
index adb63a6..8352af6 100644
--- a/storagetransfer/v1/storagetransfer-gen.go
+++ b/storagetransfer/v1/storagetransfer-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package storagetransfer provides access to the Storage Transfer API.
 //
diff --git a/streetviewpublish/v1/streetviewpublish-gen.go b/streetviewpublish/v1/streetviewpublish-gen.go
index 0a50a3e..f8b6ea8 100644
--- a/streetviewpublish/v1/streetviewpublish-gen.go
+++ b/streetviewpublish/v1/streetviewpublish-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package streetviewpublish provides access to the Street View Publish API.
 //
diff --git a/surveys/v2/surveys-gen.go b/surveys/v2/surveys-gen.go
index 4cd4178..3acda68 100644
--- a/surveys/v2/surveys-gen.go
+++ b/surveys/v2/surveys-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package surveys provides access to the Surveys API.
 //
diff --git a/tagmanager/v1/tagmanager-gen.go b/tagmanager/v1/tagmanager-gen.go
index 8a7377a..c819b5d 100644
--- a/tagmanager/v1/tagmanager-gen.go
+++ b/tagmanager/v1/tagmanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package tagmanager provides access to the Tag Manager API.
 //
diff --git a/tagmanager/v2/tagmanager-gen.go b/tagmanager/v2/tagmanager-gen.go
index 3bf51a4..4fc4e9d 100644
--- a/tagmanager/v2/tagmanager-gen.go
+++ b/tagmanager/v2/tagmanager-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package tagmanager provides access to the Tag Manager API.
 //
diff --git a/tasks/v1/tasks-gen.go b/tasks/v1/tasks-gen.go
index 4077933..09514fb 100644
--- a/tasks/v1/tasks-gen.go
+++ b/tasks/v1/tasks-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package tasks provides access to the Tasks API.
 //
diff --git a/testing/v1/testing-gen.go b/testing/v1/testing-gen.go
index b3bd9bb..596cb53 100644
--- a/testing/v1/testing-gen.go
+++ b/testing/v1/testing-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package testing provides access to the Cloud Testing API.
 //
diff --git a/texttospeech/v1/texttospeech-gen.go b/texttospeech/v1/texttospeech-gen.go
index 628465a..66f9406 100644
--- a/texttospeech/v1/texttospeech-gen.go
+++ b/texttospeech/v1/texttospeech-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package texttospeech provides access to the Cloud Text-to-Speech API.
 //
diff --git a/texttospeech/v1beta1/texttospeech-gen.go b/texttospeech/v1beta1/texttospeech-gen.go
index d5d6c83..52fbfba 100644
--- a/texttospeech/v1beta1/texttospeech-gen.go
+++ b/texttospeech/v1beta1/texttospeech-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package texttospeech provides access to the Cloud Text-to-Speech API.
 //
diff --git a/toolresults/v1beta3/toolresults-gen.go b/toolresults/v1beta3/toolresults-gen.go
index 5eecd8c..1eccaee 100644
--- a/toolresults/v1beta3/toolresults-gen.go
+++ b/toolresults/v1beta3/toolresults-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package toolresults provides access to the Cloud Tool Results API.
 //
diff --git a/tpu/v1/tpu-gen.go b/tpu/v1/tpu-gen.go
index bb93751..1440198 100644
--- a/tpu/v1/tpu-gen.go
+++ b/tpu/v1/tpu-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package tpu provides access to the Cloud TPU API.
 //
diff --git a/tpu/v1alpha1/tpu-gen.go b/tpu/v1alpha1/tpu-gen.go
index a7a617f..c95eaad 100644
--- a/tpu/v1alpha1/tpu-gen.go
+++ b/tpu/v1alpha1/tpu-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package tpu provides access to the Cloud TPU API.
 //
diff --git a/translate/v2/translate-gen.go b/translate/v2/translate-gen.go
index f99b0da..3a3200b 100644
--- a/translate/v2/translate-gen.go
+++ b/translate/v2/translate-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package translate provides access to the Google Cloud Translation API.
 //
diff --git a/urlshortener/v1/urlshortener-gen.go b/urlshortener/v1/urlshortener-gen.go
index b48478a..f7c6d24 100644
--- a/urlshortener/v1/urlshortener-gen.go
+++ b/urlshortener/v1/urlshortener-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package urlshortener provides access to the URL Shortener API.
 //
diff --git a/vault/v1/vault-gen.go b/vault/v1/vault-gen.go
index b74e01c..f24a465 100644
--- a/vault/v1/vault-gen.go
+++ b/vault/v1/vault-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package vault provides access to the G Suite Vault API.
 //
diff --git a/videointelligence/v1/videointelligence-gen.go b/videointelligence/v1/videointelligence-gen.go
index 19f3fab..2f7eeec 100644
--- a/videointelligence/v1/videointelligence-gen.go
+++ b/videointelligence/v1/videointelligence-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package videointelligence provides access to the Cloud Video Intelligence API.
 //
diff --git a/videointelligence/v1beta2/videointelligence-gen.go b/videointelligence/v1beta2/videointelligence-gen.go
index 967c02a..a569549 100644
--- a/videointelligence/v1beta2/videointelligence-gen.go
+++ b/videointelligence/v1beta2/videointelligence-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package videointelligence provides access to the Cloud Video Intelligence API.
 //
diff --git a/videointelligence/v1p1beta1/videointelligence-gen.go b/videointelligence/v1p1beta1/videointelligence-gen.go
index 04093fd..062b114 100644
--- a/videointelligence/v1p1beta1/videointelligence-gen.go
+++ b/videointelligence/v1p1beta1/videointelligence-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package videointelligence provides access to the Cloud Video Intelligence API.
 //
diff --git a/vision/v1/vision-gen.go b/vision/v1/vision-gen.go
index a134c67..8a48f4b 100644
--- a/vision/v1/vision-gen.go
+++ b/vision/v1/vision-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package vision provides access to the Cloud Vision API.
 //
diff --git a/vision/v1p1beta1/vision-gen.go b/vision/v1p1beta1/vision-gen.go
index 8d1f6e9..9b71bee 100644
--- a/vision/v1p1beta1/vision-gen.go
+++ b/vision/v1p1beta1/vision-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package vision provides access to the Cloud Vision API.
 //
diff --git a/vision/v1p2beta1/vision-gen.go b/vision/v1p2beta1/vision-gen.go
index 4a93ca5..5b67cb1 100644
--- a/vision/v1p2beta1/vision-gen.go
+++ b/vision/v1p2beta1/vision-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package vision provides access to the Cloud Vision API.
 //
diff --git a/webfonts/v1/webfonts-gen.go b/webfonts/v1/webfonts-gen.go
index f36ca5a..c83feaf 100644
--- a/webfonts/v1/webfonts-gen.go
+++ b/webfonts/v1/webfonts-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package webfonts provides access to the Google Fonts Developer API.
 //
diff --git a/webmasters/v3/webmasters-gen.go b/webmasters/v3/webmasters-gen.go
index e99305f..8af31a2 100644
--- a/webmasters/v3/webmasters-gen.go
+++ b/webmasters/v3/webmasters-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package webmasters provides access to the Search Console API.
 //
diff --git a/websecurityscanner/v1alpha/websecurityscanner-gen.go b/websecurityscanner/v1alpha/websecurityscanner-gen.go
index 5d48cf3..6021356 100644
--- a/websecurityscanner/v1alpha/websecurityscanner-gen.go
+++ b/websecurityscanner/v1alpha/websecurityscanner-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package websecurityscanner provides access to the Web Security Scanner API.
 //
diff --git a/youtube/v3/youtube-gen.go b/youtube/v3/youtube-gen.go
index 2b5beb2..9cdc24d 100644
--- a/youtube/v3/youtube-gen.go
+++ b/youtube/v3/youtube-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package youtube provides access to the YouTube Data API.
 //
diff --git a/youtubeanalytics/v1/youtubeanalytics-gen.go b/youtubeanalytics/v1/youtubeanalytics-gen.go
index e8cf6f5..9bd15a3 100644
--- a/youtubeanalytics/v1/youtubeanalytics-gen.go
+++ b/youtubeanalytics/v1/youtubeanalytics-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package youtubeanalytics provides access to the YouTube Analytics API.
 //
diff --git a/youtubeanalytics/v1beta1/youtubeanalytics-gen.go b/youtubeanalytics/v1beta1/youtubeanalytics-gen.go
index eb5ae45..3ddfd79 100644
--- a/youtubeanalytics/v1beta1/youtubeanalytics-gen.go
+++ b/youtubeanalytics/v1beta1/youtubeanalytics-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package youtubeanalytics provides access to the YouTube Analytics API.
 //
diff --git a/youtubeanalytics/v2/youtubeanalytics-gen.go b/youtubeanalytics/v2/youtubeanalytics-gen.go
index 57b77da..4a44319 100644
--- a/youtubeanalytics/v2/youtubeanalytics-gen.go
+++ b/youtubeanalytics/v2/youtubeanalytics-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package youtubeanalytics provides access to the YouTube Analytics API.
 //
diff --git a/youtubereporting/v1/youtubereporting-gen.go b/youtubereporting/v1/youtubereporting-gen.go
index 7ca21d6..35988f4 100644
--- a/youtubereporting/v1/youtubereporting-gen.go
+++ b/youtubereporting/v1/youtubereporting-gen.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated file. DO NOT EDIT.
 
 // Package youtubereporting provides access to the YouTube Reporting API.
 //