diff --git a/asset/apiv1/doc.go b/asset/apiv1/doc.go
index 023896a..fccdb62 100644
--- a/asset/apiv1/doc.go
+++ b/asset/apiv1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/asset/apiv1beta1/doc.go b/asset/apiv1beta1/doc.go
index 39b080d..7a78608 100644
--- a/asset/apiv1beta1/doc.go
+++ b/asset/apiv1beta1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/asset/apiv1p2beta1/doc.go b/asset/apiv1p2beta1/doc.go
index 46e3f12..ccf897c 100644
--- a/asset/apiv1p2beta1/doc.go
+++ b/asset/apiv1p2beta1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/automl/apiv1/doc.go b/automl/apiv1/doc.go
index dd41026..18fc000 100644
--- a/automl/apiv1/doc.go
+++ b/automl/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/automl/apiv1beta1/doc.go b/automl/apiv1beta1/doc.go
index 96cbde9..ab42579 100644
--- a/automl/apiv1beta1/doc.go
+++ b/automl/apiv1beta1/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/datatransfer/apiv1/doc.go b/bigquery/datatransfer/apiv1/doc.go
index 0ce2715..ba3cac4 100644
--- a/bigquery/datatransfer/apiv1/doc.go
+++ b/bigquery/datatransfer/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/go.mod b/bigquery/go.mod
index 00a7179..9b5645c 100644
--- a/bigquery/go.mod
+++ b/bigquery/go.mod
@@ -9,8 +9,8 @@
 	github.com/golang/protobuf v1.3.5
 	github.com/google/go-cmp v0.4.0
 	github.com/googleapis/gax-go/v2 v2.0.5
-	golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 // indirect
+	golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 // indirect
 	google.golang.org/api v0.20.0
-	google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d
+	google.golang.org/genproto v0.0.0-20200316142031-303a05041dad
 	google.golang.org/grpc v1.28.0
 )
diff --git a/bigquery/go.sum b/bigquery/go.sum
index 1eab7a3..8ab4300 100644
--- a/bigquery/go.sum
+++ b/bigquery/go.sum
@@ -114,6 +114,7 @@
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@@ -281,8 +282,8 @@
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d h1:3K34ovZAOnVaUPxanr0j4ghTZTPTA0CnXvjCl+5lZqk=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 h1:6TB4+MaZlkcSsJDu+BS5yxSEuZIYhjWz+jhbSLEZylI=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 h1:gkI/wGGwpcG5W4hLCzZNGxA4wzWBGGDStRI1MrjDl2Q=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
@@ -339,8 +340,8 @@
 google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672 h1:jiDSspVssiikoRPFHT6pYrL+CL6/yIc3b9AuHO/4xik=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d h1:pyQjO6BnPvrPMldYxgDlXq9PLahtc0EKnUTYX1pWwXU=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad h1:X7UJIdVkigJ9Se+KCiK9ERNUhYAmzSqPe/jIZPoODjw=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1 h1:j6XxA85m/6txkUCHvzlV5f+HBNl/1r5cZ2A/3IEFOO8=
diff --git a/bigquery/reservation/apiv1beta1/doc.go b/bigquery/reservation/apiv1beta1/doc.go
index ed51468..88833a1 100644
--- a/bigquery/reservation/apiv1beta1/doc.go
+++ b/bigquery/reservation/apiv1beta1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/storage/apiv1/doc.go b/bigquery/storage/apiv1/doc.go
index 4af7fd9..ce9e7e8 100644
--- a/bigquery/storage/apiv1/doc.go
+++ b/bigquery/storage/apiv1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/storage/apiv1alpha2/doc.go b/bigquery/storage/apiv1alpha2/doc.go
index f463a0a..e66febc 100644
--- a/bigquery/storage/apiv1alpha2/doc.go
+++ b/bigquery/storage/apiv1alpha2/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/storage/apiv1beta1/doc.go b/bigquery/storage/apiv1beta1/doc.go
index cbff109..696f99e 100644
--- a/bigquery/storage/apiv1beta1/doc.go
+++ b/bigquery/storage/apiv1beta1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/storage/apiv1beta2/doc.go b/bigquery/storage/apiv1beta2/doc.go
index 0a52c1f..f1ca27a 100644
--- a/bigquery/storage/apiv1beta2/doc.go
+++ b/bigquery/storage/apiv1beta2/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigtable/go.mod b/bigtable/go.mod
index 03c69a9..5ec7e47 100644
--- a/bigtable/go.mod
+++ b/bigtable/go.mod
@@ -10,9 +10,9 @@
 	github.com/google/go-cmp v0.4.0
 	github.com/googleapis/gax-go/v2 v2.0.5
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
-	golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 // indirect
+	golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 // indirect
 	google.golang.org/api v0.20.0
-	google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d
+	google.golang.org/genproto v0.0.0-20200316142031-303a05041dad
 	google.golang.org/grpc v1.28.0
 	rsc.io/binaryregexp v0.2.0
 )
diff --git a/bigtable/go.sum b/bigtable/go.sum
index 4a8afc3..4feb37b 100644
--- a/bigtable/go.sum
+++ b/bigtable/go.sum
@@ -120,6 +120,7 @@
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@@ -291,8 +292,8 @@
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d h1:3K34ovZAOnVaUPxanr0j4ghTZTPTA0CnXvjCl+5lZqk=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 h1:6TB4+MaZlkcSsJDu+BS5yxSEuZIYhjWz+jhbSLEZylI=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 h1:gkI/wGGwpcG5W4hLCzZNGxA4wzWBGGDStRI1MrjDl2Q=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
@@ -353,8 +354,8 @@
 google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672 h1:jiDSspVssiikoRPFHT6pYrL+CL6/yIc3b9AuHO/4xik=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d h1:pyQjO6BnPvrPMldYxgDlXq9PLahtc0EKnUTYX1pWwXU=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad h1:X7UJIdVkigJ9Se+KCiK9ERNUhYAmzSqPe/jIZPoODjw=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1 h1:j6XxA85m/6txkUCHvzlV5f+HBNl/1r5cZ2A/3IEFOO8=
diff --git a/billing/apiv1/doc.go b/billing/apiv1/doc.go
index b1b6307..3d1b361 100644
--- a/billing/apiv1/doc.go
+++ b/billing/apiv1/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/cloudbuild/apiv1/v2/doc.go b/cloudbuild/apiv1/v2/doc.go
index 9e99439..a0ce8a9 100644
--- a/cloudbuild/apiv1/v2/doc.go
+++ b/cloudbuild/apiv1/v2/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/cloudtasks/apiv2/doc.go b/cloudtasks/apiv2/doc.go
index f59a414..350bc49 100644
--- a/cloudtasks/apiv2/doc.go
+++ b/cloudtasks/apiv2/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/cloudtasks/apiv2beta2/doc.go b/cloudtasks/apiv2beta2/doc.go
index 9fa1848..9232132 100644
--- a/cloudtasks/apiv2beta2/doc.go
+++ b/cloudtasks/apiv2beta2/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/cloudtasks/apiv2beta3/doc.go b/cloudtasks/apiv2beta3/doc.go
index b8097f3..751c10e 100644
--- a/cloudtasks/apiv2beta3/doc.go
+++ b/cloudtasks/apiv2beta3/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/container/apiv1/doc.go b/container/apiv1/doc.go
index ac38e16..f8fc0cd 100644
--- a/container/apiv1/doc.go
+++ b/container/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/containeranalysis/apiv1beta1/doc.go b/containeranalysis/apiv1beta1/doc.go
index 2df0e5f..e99680a 100644
--- a/containeranalysis/apiv1beta1/doc.go
+++ b/containeranalysis/apiv1beta1/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/datacatalog/apiv1beta1/doc.go b/datacatalog/apiv1beta1/doc.go
index ea8f760..7a87659 100644
--- a/datacatalog/apiv1beta1/doc.go
+++ b/datacatalog/apiv1beta1/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dataproc/apiv1/doc.go b/dataproc/apiv1/doc.go
index e7bb028..6b0e37b 100644
--- a/dataproc/apiv1/doc.go
+++ b/dataproc/apiv1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dataproc/apiv1beta2/doc.go b/dataproc/apiv1beta2/doc.go
index 528df45..4073dd2 100644
--- a/dataproc/apiv1beta2/doc.go
+++ b/dataproc/apiv1beta2/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/datastore/go.mod b/datastore/go.mod
index 8f4b633..9c1618c 100644
--- a/datastore/go.mod
+++ b/datastore/go.mod
@@ -8,8 +8,8 @@
 	github.com/golang/protobuf v1.3.5
 	github.com/google/go-cmp v0.4.0
 	github.com/googleapis/gax-go/v2 v2.0.5
-	golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 // indirect
+	golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 // indirect
 	google.golang.org/api v0.20.0
-	google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d
+	google.golang.org/genproto v0.0.0-20200316142031-303a05041dad
 	google.golang.org/grpc v1.28.0
 )
diff --git a/datastore/go.sum b/datastore/go.sum
index f613e42..fd63708 100644
--- a/datastore/go.sum
+++ b/datastore/go.sum
@@ -116,6 +116,7 @@
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@@ -286,8 +287,8 @@
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d h1:3K34ovZAOnVaUPxanr0j4ghTZTPTA0CnXvjCl+5lZqk=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 h1:6TB4+MaZlkcSsJDu+BS5yxSEuZIYhjWz+jhbSLEZylI=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 h1:gkI/wGGwpcG5W4hLCzZNGxA4wzWBGGDStRI1MrjDl2Q=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
@@ -347,8 +348,8 @@
 google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672 h1:jiDSspVssiikoRPFHT6pYrL+CL6/yIc3b9AuHO/4xik=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d h1:pyQjO6BnPvrPMldYxgDlXq9PLahtc0EKnUTYX1pWwXU=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad h1:X7UJIdVkigJ9Se+KCiK9ERNUhYAmzSqPe/jIZPoODjw=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1 h1:j6XxA85m/6txkUCHvzlV5f+HBNl/1r5cZ2A/3IEFOO8=
diff --git a/debugger/apiv2/doc.go b/debugger/apiv2/doc.go
index 23fa069..58e7991 100644
--- a/debugger/apiv2/doc.go
+++ b/debugger/apiv2/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dialogflow/apiv2/doc.go b/dialogflow/apiv2/doc.go
index f838046..c0f3ae3 100644
--- a/dialogflow/apiv2/doc.go
+++ b/dialogflow/apiv2/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dlp/apiv2/doc.go b/dlp/apiv2/doc.go
index a52f79d..0f083a5 100644
--- a/dlp/apiv2/doc.go
+++ b/dlp/apiv2/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/errorreporting/apiv1beta1/doc.go b/errorreporting/apiv1beta1/doc.go
index 5e795bd..e3f9d90 100644
--- a/errorreporting/apiv1beta1/doc.go
+++ b/errorreporting/apiv1beta1/doc.go
@@ -44,7 +44,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/expr/apiv1alpha1/doc.go b/expr/apiv1alpha1/doc.go
index 5cb9133..4abe064 100644
--- a/expr/apiv1alpha1/doc.go
+++ b/expr/apiv1alpha1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/firestore/apiv1/admin/doc.go b/firestore/apiv1/admin/doc.go
index 5dc5ca2..df960af 100644
--- a/firestore/apiv1/admin/doc.go
+++ b/firestore/apiv1/admin/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/firestore/apiv1/doc.go b/firestore/apiv1/doc.go
index 2fc4e50..c1567d1 100644
--- a/firestore/apiv1/doc.go
+++ b/firestore/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/firestore/apiv1beta1/doc.go b/firestore/apiv1beta1/doc.go
index 60d2211..a4ca88a 100644
--- a/firestore/apiv1beta1/doc.go
+++ b/firestore/apiv1beta1/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/firestore/go.mod b/firestore/go.mod
index 4021778..eaf62df 100644
--- a/firestore/go.mod
+++ b/firestore/go.mod
@@ -8,8 +8,8 @@
 	github.com/golang/protobuf v1.3.5
 	github.com/google/go-cmp v0.4.0
 	github.com/googleapis/gax-go/v2 v2.0.5
-	golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 // indirect
+	golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 // indirect
 	google.golang.org/api v0.20.0
-	google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d
+	google.golang.org/genproto v0.0.0-20200316142031-303a05041dad
 	google.golang.org/grpc v1.28.0
 )
diff --git a/firestore/go.sum b/firestore/go.sum
index 9d8b175..301df6f 100644
--- a/firestore/go.sum
+++ b/firestore/go.sum
@@ -117,6 +117,7 @@
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@@ -288,8 +289,8 @@
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d h1:3K34ovZAOnVaUPxanr0j4ghTZTPTA0CnXvjCl+5lZqk=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 h1:6TB4+MaZlkcSsJDu+BS5yxSEuZIYhjWz+jhbSLEZylI=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 h1:gkI/wGGwpcG5W4hLCzZNGxA4wzWBGGDStRI1MrjDl2Q=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
@@ -349,8 +350,8 @@
 google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672 h1:jiDSspVssiikoRPFHT6pYrL+CL6/yIc3b9AuHO/4xik=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d h1:pyQjO6BnPvrPMldYxgDlXq9PLahtc0EKnUTYX1pWwXU=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad h1:X7UJIdVkigJ9Se+KCiK9ERNUhYAmzSqPe/jIZPoODjw=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1 h1:j6XxA85m/6txkUCHvzlV5f+HBNl/1r5cZ2A/3IEFOO8=
diff --git a/go.mod b/go.mod
index 26618fc..723b731 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@
 	cloud.google.com/go/datastore v1.1.0
 	cloud.google.com/go/pubsub v1.2.0
 	cloud.google.com/go/storage v1.6.0
-	github.com/golang/mock v1.4.1
+	github.com/golang/mock v1.4.2
 	github.com/golang/protobuf v1.3.5
 	github.com/google/go-cmp v0.4.0
 	github.com/google/martian v2.1.0+incompatible
@@ -20,9 +20,9 @@
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
 	golang.org/x/sys v0.0.0-20200302150141-5c8b2ff67527 // indirect
 	golang.org/x/text v0.3.2
-	golang.org/x/tools v0.0.0-20200312194400-c312e98713c2
+	golang.org/x/tools v0.0.0-20200313205530-4303120df7d8
 	google.golang.org/api v0.20.0
-	google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d
+	google.golang.org/genproto v0.0.0-20200316142031-303a05041dad
 	google.golang.org/grpc v1.28.0
 	honnef.co/go/tools v0.0.1-2020.1.3
 )
diff --git a/go.sum b/go.sum
index cd78fda..cb4cba56 100644
--- a/go.sum
+++ b/go.sum
@@ -62,8 +62,8 @@
 github.com/golang/mock v1.3.1/go.mod h1:sBzyDLLjw3U8JLTeZvSv8jJB+tU5PVekmnlKIyFUx0Y=
 github.com/golang/mock v1.4.0 h1:Rd1kQnQu0Hq3qvJppYSG0HtP+f5LPPUiDswTLiEegLg=
 github.com/golang/mock v1.4.0/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
-github.com/golang/mock v1.4.1 h1:ocYkMQY5RrXTYgXl7ICpV0IXwlEQGwKIsery4gyXa1U=
-github.com/golang/mock v1.4.1/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
+github.com/golang/mock v1.4.2 h1:fXIkPzOBCwDUPvYmOPzETABgbqpYlYNigQ2o64eMr5c=
+github.com/golang/mock v1.4.2/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.1 h1:YF8+flBXS5eO826T4nzqPrxfhQThhXl0YzfuUPu4SBg=
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
@@ -120,6 +120,7 @@
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opencensus.io v0.21.0 h1:mU6zScU4U1YAFPHEHYk+3JC4SY7JxgkqS10ZOSyksNg=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
@@ -276,8 +277,8 @@
 golang.org/x/tools v0.0.0-20200207183749-b753a1ba74fa/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20200212150539-ea181f53ac56/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20200224181240-023911ca70b2/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 h1:6TB4+MaZlkcSsJDu+BS5yxSEuZIYhjWz+jhbSLEZylI=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 h1:gkI/wGGwpcG5W4hLCzZNGxA4wzWBGGDStRI1MrjDl2Q=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
@@ -328,8 +329,8 @@
 google.golang.org/genproto v0.0.0-20200204135345-fa8e72b47b90/go.mod h1:GmwEX6Z4W5gMy59cAlVYjN9JhxgbQH6Gn+gFDQe2lzA=
 google.golang.org/genproto v0.0.0-20200212174721-66ed5ce911ce/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200224152610-e50cd9704f63/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d h1:pyQjO6BnPvrPMldYxgDlXq9PLahtc0EKnUTYX1pWwXU=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad h1:X7UJIdVkigJ9Se+KCiK9ERNUhYAmzSqPe/jIZPoODjw=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/grpc v1.19.0 h1:cfg4PD8YEdSFnm7qLV4++93WcmhH2nIUhMjhdCvl3j8=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1 h1:Hz2g2wirWK7H0qIIhGIqRGTuMwTE8HEKFnDZZ7lm9NU=
diff --git a/iam/credentials/apiv1/doc.go b/iam/credentials/apiv1/doc.go
index 263bd14..1e3aa89 100644
--- a/iam/credentials/apiv1/doc.go
+++ b/iam/credentials/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/internal/gapicgen/go.mod b/internal/gapicgen/go.mod
index fe91fcb..d274d28 100644
--- a/internal/gapicgen/go.mod
+++ b/internal/gapicgen/go.mod
@@ -17,7 +17,7 @@
 	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e
 	golang.org/x/sys v0.0.0-20200302150141-5c8b2ff67527 // indirect
 	google.golang.org/appengine v1.6.5 // indirect
-	google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d // indirect
+	google.golang.org/genproto v0.0.0-20200316142031-303a05041dad // indirect
 	google.golang.org/grpc v1.28.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
 	gopkg.in/src-d/go-git.v4 v4.13.1
diff --git a/internal/gapicgen/go.sum b/internal/gapicgen/go.sum
index 93c685d..9c56697 100644
--- a/internal/gapicgen/go.sum
+++ b/internal/gapicgen/go.sum
@@ -168,8 +168,8 @@
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/genproto v0.0.0-20200212174721-66ed5ce911ce/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d h1:pyQjO6BnPvrPMldYxgDlXq9PLahtc0EKnUTYX1pWwXU=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad h1:X7UJIdVkigJ9Se+KCiK9ERNUhYAmzSqPe/jIZPoODjw=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/grpc v1.8.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
 google.golang.org/grpc v1.19.0 h1:cfg4PD8YEdSFnm7qLV4++93WcmhH2nIUhMjhdCvl3j8=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
diff --git a/iot/apiv1/doc.go b/iot/apiv1/doc.go
index dbd1223..bdfc21e0 100644
--- a/iot/apiv1/doc.go
+++ b/iot/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/irm/apiv1alpha2/doc.go b/irm/apiv1alpha2/doc.go
index a677e6d..f984e41 100644
--- a/irm/apiv1alpha2/doc.go
+++ b/irm/apiv1alpha2/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/kms/apiv1/doc.go b/kms/apiv1/doc.go
index 0e848fd..9007012 100644
--- a/kms/apiv1/doc.go
+++ b/kms/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/language/apiv1/doc.go b/language/apiv1/doc.go
index a772b30..dbe52d1 100644
--- a/language/apiv1/doc.go
+++ b/language/apiv1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/language/apiv1beta2/doc.go b/language/apiv1beta2/doc.go
index bef5b11..095e336 100644
--- a/language/apiv1beta2/doc.go
+++ b/language/apiv1beta2/doc.go
@@ -44,7 +44,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/logging/apiv2/doc.go b/logging/apiv2/doc.go
index 71863c2..8911a6e 100644
--- a/logging/apiv2/doc.go
+++ b/logging/apiv2/doc.go
@@ -44,7 +44,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/logging/go.mod b/logging/go.mod
index ffbcf46..8451fd4 100644
--- a/logging/go.mod
+++ b/logging/go.mod
@@ -11,8 +11,8 @@
 	github.com/googleapis/gax-go/v2 v2.0.5
 	go.opencensus.io v0.22.3
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
-	golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 // indirect
+	golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 // indirect
 	google.golang.org/api v0.20.0
-	google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d
+	google.golang.org/genproto v0.0.0-20200316142031-303a05041dad
 	google.golang.org/grpc v1.28.0
 )
diff --git a/logging/go.sum b/logging/go.sum
index ef8aae4..01ec8b9 100644
--- a/logging/go.sum
+++ b/logging/go.sum
@@ -118,6 +118,7 @@
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@@ -289,8 +290,8 @@
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d h1:3K34ovZAOnVaUPxanr0j4ghTZTPTA0CnXvjCl+5lZqk=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 h1:6TB4+MaZlkcSsJDu+BS5yxSEuZIYhjWz+jhbSLEZylI=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 h1:gkI/wGGwpcG5W4hLCzZNGxA4wzWBGGDStRI1MrjDl2Q=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
@@ -350,8 +351,8 @@
 google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672 h1:jiDSspVssiikoRPFHT6pYrL+CL6/yIc3b9AuHO/4xik=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d h1:pyQjO6BnPvrPMldYxgDlXq9PLahtc0EKnUTYX1pWwXU=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad h1:X7UJIdVkigJ9Se+KCiK9ERNUhYAmzSqPe/jIZPoODjw=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1 h1:j6XxA85m/6txkUCHvzlV5f+HBNl/1r5cZ2A/3IEFOO8=
diff --git a/longrunning/autogen/doc.go b/longrunning/autogen/doc.go
index a6c1bad..2a12dd0 100644
--- a/longrunning/autogen/doc.go
+++ b/longrunning/autogen/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/memcache/apiv1beta2/doc.go b/memcache/apiv1beta2/doc.go
index d9f660b..0d829a9 100644
--- a/memcache/apiv1beta2/doc.go
+++ b/memcache/apiv1beta2/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/monitoring/apiv3/doc.go b/monitoring/apiv3/doc.go
index 7ae8dfc..e025436 100644
--- a/monitoring/apiv3/doc.go
+++ b/monitoring/apiv3/doc.go
@@ -45,7 +45,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/osconfig/agentendpoint/apiv1beta/doc.go b/osconfig/agentendpoint/apiv1beta/doc.go
index 6a6442a..32f6053 100644
--- a/osconfig/agentendpoint/apiv1beta/doc.go
+++ b/osconfig/agentendpoint/apiv1beta/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/osconfig/apiv1beta/doc.go b/osconfig/apiv1beta/doc.go
index cd03550..a49bb0d 100644
--- a/osconfig/apiv1beta/doc.go
+++ b/osconfig/apiv1beta/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/oslogin/apiv1/doc.go b/oslogin/apiv1/doc.go
index 10f9921..532f145 100644
--- a/oslogin/apiv1/doc.go
+++ b/oslogin/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/oslogin/apiv1beta/doc.go b/oslogin/apiv1beta/doc.go
index 1f89f16..3b88d9e 100644
--- a/oslogin/apiv1beta/doc.go
+++ b/oslogin/apiv1beta/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/phishingprotection/apiv1beta1/doc.go b/phishingprotection/apiv1beta1/doc.go
index cc175d1..66c4605 100644
--- a/phishingprotection/apiv1beta1/doc.go
+++ b/phishingprotection/apiv1beta1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/pubsub/apiv1/doc.go b/pubsub/apiv1/doc.go
index adb6cc2..f723204 100644
--- a/pubsub/apiv1/doc.go
+++ b/pubsub/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/pubsub/go.mod b/pubsub/go.mod
index a5e036c..0a914fa 100644
--- a/pubsub/go.mod
+++ b/pubsub/go.mod
@@ -12,8 +12,8 @@
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
 	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e
 	golang.org/x/time v0.0.0-20191024005414-555d28b269f0
-	golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 // indirect
+	golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 // indirect
 	google.golang.org/api v0.20.0
-	google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d
+	google.golang.org/genproto v0.0.0-20200316142031-303a05041dad
 	google.golang.org/grpc v1.28.0
 )
diff --git a/pubsub/go.sum b/pubsub/go.sum
index 9542e16..cfa8e83 100644
--- a/pubsub/go.sum
+++ b/pubsub/go.sum
@@ -113,6 +113,7 @@
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@@ -283,8 +284,8 @@
 golang.org/x/tools v0.0.0-20200227222343-706bc42d1f0d/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb h1:iKlO7ROJc6SttHKlxzwGytRtBUqX4VARrNTgP2YLX5M=
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 h1:6TB4+MaZlkcSsJDu+BS5yxSEuZIYhjWz+jhbSLEZylI=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 h1:gkI/wGGwpcG5W4hLCzZNGxA4wzWBGGDStRI1MrjDl2Q=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
@@ -341,8 +342,8 @@
 google.golang.org/genproto v0.0.0-20200228133532-8c2c7df3a383/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200305110556-506484158171 h1:xes2Q2k+d/+YNXVw0FpZkIDJiaux4OVrRKXRAzH6A0U=
 google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d h1:pyQjO6BnPvrPMldYxgDlXq9PLahtc0EKnUTYX1pWwXU=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad h1:X7UJIdVkigJ9Se+KCiK9ERNUhYAmzSqPe/jIZPoODjw=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1 h1:j6XxA85m/6txkUCHvzlV5f+HBNl/1r5cZ2A/3IEFOO8=
diff --git a/recaptchaenterprise/apiv1beta1/doc.go b/recaptchaenterprise/apiv1beta1/doc.go
index af4cb90..253dce2 100644
--- a/recaptchaenterprise/apiv1beta1/doc.go
+++ b/recaptchaenterprise/apiv1beta1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/recommender/apiv1/doc.go b/recommender/apiv1/doc.go
index a0cda51..e12fd7c 100644
--- a/recommender/apiv1/doc.go
+++ b/recommender/apiv1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/recommender/apiv1beta1/doc.go b/recommender/apiv1beta1/doc.go
index 983801d..9e9f6db 100644
--- a/recommender/apiv1beta1/doc.go
+++ b/recommender/apiv1beta1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/redis/apiv1/doc.go b/redis/apiv1/doc.go
index d31d02e..dad8ea0 100644
--- a/redis/apiv1/doc.go
+++ b/redis/apiv1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/redis/apiv1beta1/doc.go b/redis/apiv1beta1/doc.go
index 8917938..5cb1c9c 100644
--- a/redis/apiv1beta1/doc.go
+++ b/redis/apiv1beta1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/scheduler/apiv1/doc.go b/scheduler/apiv1/doc.go
index 6e45183..298827f 100644
--- a/scheduler/apiv1/doc.go
+++ b/scheduler/apiv1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/scheduler/apiv1beta1/doc.go b/scheduler/apiv1beta1/doc.go
index 8a776a1..3fec402 100644
--- a/scheduler/apiv1beta1/doc.go
+++ b/scheduler/apiv1beta1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/secretmanager/apiv1/doc.go b/secretmanager/apiv1/doc.go
index 0e8a709..cad72ee 100644
--- a/secretmanager/apiv1/doc.go
+++ b/secretmanager/apiv1/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/secretmanager/apiv1beta1/doc.go b/secretmanager/apiv1beta1/doc.go
index ae27614..cf11dc0 100644
--- a/secretmanager/apiv1beta1/doc.go
+++ b/secretmanager/apiv1beta1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/securitycenter/apiv1/doc.go b/securitycenter/apiv1/doc.go
index fd33993..4d0a21b 100644
--- a/securitycenter/apiv1/doc.go
+++ b/securitycenter/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/securitycenter/apiv1beta1/doc.go b/securitycenter/apiv1beta1/doc.go
index 5115718..48f76b9 100644
--- a/securitycenter/apiv1beta1/doc.go
+++ b/securitycenter/apiv1beta1/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/securitycenter/apiv1p1beta1/doc.go b/securitycenter/apiv1p1beta1/doc.go
index 32486d7..281e6c8 100644
--- a/securitycenter/apiv1p1beta1/doc.go
+++ b/securitycenter/apiv1p1beta1/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/servicedirectory/apiv1beta1/doc.go b/servicedirectory/apiv1beta1/doc.go
index 667e51e..c3761fa 100644
--- a/servicedirectory/apiv1beta1/doc.go
+++ b/servicedirectory/apiv1beta1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/spanner/admin/database/apiv1/doc.go b/spanner/admin/database/apiv1/doc.go
index 7647a7d..171abbc 100644
--- a/spanner/admin/database/apiv1/doc.go
+++ b/spanner/admin/database/apiv1/doc.go
@@ -38,7 +38,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/spanner/admin/instance/apiv1/doc.go b/spanner/admin/instance/apiv1/doc.go
index c0ce89c..c1f5f04 100644
--- a/spanner/admin/instance/apiv1/doc.go
+++ b/spanner/admin/instance/apiv1/doc.go
@@ -38,7 +38,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/spanner/apiv1/doc.go b/spanner/apiv1/doc.go
index 62beb63..3cfcd59 100644
--- a/spanner/apiv1/doc.go
+++ b/spanner/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/spanner/go.mod b/spanner/go.mod
index 88d6d26..db2802b 100644
--- a/spanner/go.mod
+++ b/spanner/go.mod
@@ -9,9 +9,9 @@
 	github.com/google/go-cmp v0.4.0
 	github.com/googleapis/gax-go/v2 v2.0.5
 	go.opencensus.io v0.22.3
-	golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 // indirect
+	golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 // indirect
 	golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543
 	google.golang.org/api v0.20.0
-	google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d
+	google.golang.org/genproto v0.0.0-20200316142031-303a05041dad
 	google.golang.org/grpc v1.28.0
 )
diff --git a/spanner/go.sum b/spanner/go.sum
index fb07588..8f34b7b 100644
--- a/spanner/go.sum
+++ b/spanner/go.sum
@@ -117,6 +117,7 @@
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@@ -286,8 +287,8 @@
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d h1:3K34ovZAOnVaUPxanr0j4ghTZTPTA0CnXvjCl+5lZqk=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 h1:6TB4+MaZlkcSsJDu+BS5yxSEuZIYhjWz+jhbSLEZylI=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 h1:gkI/wGGwpcG5W4hLCzZNGxA4wzWBGGDStRI1MrjDl2Q=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
@@ -346,8 +347,8 @@
 google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672 h1:jiDSspVssiikoRPFHT6pYrL+CL6/yIc3b9AuHO/4xik=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d h1:pyQjO6BnPvrPMldYxgDlXq9PLahtc0EKnUTYX1pWwXU=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad h1:X7UJIdVkigJ9Se+KCiK9ERNUhYAmzSqPe/jIZPoODjw=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1 h1:j6XxA85m/6txkUCHvzlV5f+HBNl/1r5cZ2A/3IEFOO8=
diff --git a/speech/apiv1/doc.go b/speech/apiv1/doc.go
index 16ec88a..cf28d5c 100644
--- a/speech/apiv1/doc.go
+++ b/speech/apiv1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/speech/apiv1p1beta1/doc.go b/speech/apiv1p1beta1/doc.go
index 8a7cc1c..6f20925 100644
--- a/speech/apiv1p1beta1/doc.go
+++ b/speech/apiv1p1beta1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/storage/go.mod b/storage/go.mod
index eca2e5b..85c155a 100644
--- a/storage/go.mod
+++ b/storage/go.mod
@@ -9,8 +9,8 @@
 	github.com/google/go-cmp v0.4.0
 	github.com/googleapis/gax-go/v2 v2.0.5
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
-	golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 // indirect
+	golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 // indirect
 	google.golang.org/api v0.20.0
-	google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d
+	google.golang.org/genproto v0.0.0-20200316142031-303a05041dad
 	google.golang.org/grpc v1.28.0
 )
diff --git a/storage/go.sum b/storage/go.sum
index b5875d5..e9957a0 100644
--- a/storage/go.sum
+++ b/storage/go.sum
@@ -112,6 +112,7 @@
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@@ -273,8 +274,8 @@
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d h1:3K34ovZAOnVaUPxanr0j4ghTZTPTA0CnXvjCl+5lZqk=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2 h1:6TB4+MaZlkcSsJDu+BS5yxSEuZIYhjWz+jhbSLEZylI=
-golang.org/x/tools v0.0.0-20200312194400-c312e98713c2/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8 h1:gkI/wGGwpcG5W4hLCzZNGxA4wzWBGGDStRI1MrjDl2Q=
+golang.org/x/tools v0.0.0-20200313205530-4303120df7d8/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
@@ -330,8 +331,8 @@
 google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672 h1:jiDSspVssiikoRPFHT6pYrL+CL6/yIc3b9AuHO/4xik=
 google.golang.org/genproto v0.0.0-20200312145019-da6875a35672/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d h1:pyQjO6BnPvrPMldYxgDlXq9PLahtc0EKnUTYX1pWwXU=
-google.golang.org/genproto v0.0.0-20200313141609-30c55424f95d/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad h1:X7UJIdVkigJ9Se+KCiK9ERNUhYAmzSqPe/jIZPoODjw=
+google.golang.org/genproto v0.0.0-20200316142031-303a05041dad/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1 h1:j6XxA85m/6txkUCHvzlV5f+HBNl/1r5cZ2A/3IEFOO8=
diff --git a/talent/apiv4beta1/doc.go b/talent/apiv4beta1/doc.go
index 9650c51..a8107df 100644
--- a/talent/apiv4beta1/doc.go
+++ b/talent/apiv4beta1/doc.go
@@ -43,7 +43,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/texttospeech/apiv1/doc.go b/texttospeech/apiv1/doc.go
index d3802d9..e471492 100644
--- a/texttospeech/apiv1/doc.go
+++ b/texttospeech/apiv1/doc.go
@@ -41,7 +41,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/trace/apiv1/doc.go b/trace/apiv1/doc.go
index f65322f..7435160 100644
--- a/trace/apiv1/doc.go
+++ b/trace/apiv1/doc.go
@@ -44,7 +44,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/trace/apiv2/doc.go b/trace/apiv2/doc.go
index 58ec7ec..f099fb9 100644
--- a/trace/apiv2/doc.go
+++ b/trace/apiv2/doc.go
@@ -44,7 +44,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/translate/apiv3/doc.go b/translate/apiv3/doc.go
index 6a32999..a5b2af4 100644
--- a/translate/apiv3/doc.go
+++ b/translate/apiv3/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/videointelligence/apiv1/doc.go b/videointelligence/apiv1/doc.go
index 703179c..2f39ba2 100644
--- a/videointelligence/apiv1/doc.go
+++ b/videointelligence/apiv1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/videointelligence/apiv1beta2/doc.go b/videointelligence/apiv1beta2/doc.go
index 1f59ebc..f6d7f19 100644
--- a/videointelligence/apiv1beta2/doc.go
+++ b/videointelligence/apiv1beta2/doc.go
@@ -44,7 +44,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/vision/apiv1/doc.go b/vision/apiv1/doc.go
index f2ba63f..709f947 100644
--- a/vision/apiv1/doc.go
+++ b/vision/apiv1/doc.go
@@ -42,7 +42,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/vision/apiv1p1beta1/doc.go b/vision/apiv1p1beta1/doc.go
index 48aa689..5b38ef0 100644
--- a/vision/apiv1p1beta1/doc.go
+++ b/vision/apiv1p1beta1/doc.go
@@ -44,7 +44,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/webrisk/apiv1beta1/doc.go b/webrisk/apiv1beta1/doc.go
index 05d36dc..6b9c0bd 100644
--- a/webrisk/apiv1beta1/doc.go
+++ b/webrisk/apiv1beta1/doc.go
@@ -40,7 +40,7 @@
 	"google.golang.org/grpc/metadata"
 )
 
-const versionClient = "20200313"
+const versionClient = "20200316"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)