diff --git a/asset/apiv1/doc.go b/asset/apiv1/doc.go
index f5c307b..9a1530d 100644
--- a/asset/apiv1/doc.go
+++ b/asset/apiv1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 fad60ef..c8412e1 100644
--- a/asset/apiv1beta1/doc.go
+++ b/asset/apiv1beta1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 2f125d7..b6657c4 100644
--- a/asset/apiv1p2beta1/doc.go
+++ b/asset/apiv1p2beta1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/asset/apiv1p5beta1/doc.go b/asset/apiv1p5beta1/doc.go
index fd7526c..16f6807 100644
--- a/asset/apiv1p5beta1/doc.go
+++ b/asset/apiv1p5beta1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 82235e0..20708f7 100644
--- a/automl/apiv1/doc.go
+++ b/automl/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 db72f2e..0a2ecb1 100644
--- a/automl/apiv1beta1/doc.go
+++ b/automl/apiv1beta1/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/connection/apiv1/doc.go b/bigquery/connection/apiv1/doc.go
index 50936b3..8f49201 100644
--- a/bigquery/connection/apiv1/doc.go
+++ b/bigquery/connection/apiv1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/connection/apiv1beta1/doc.go b/bigquery/connection/apiv1beta1/doc.go
index 4a29cbb..9c03887 100644
--- a/bigquery/connection/apiv1beta1/doc.go
+++ b/bigquery/connection/apiv1beta1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 a35d4dc..99855ff 100644
--- a/bigquery/datatransfer/apiv1/doc.go
+++ b/bigquery/datatransfer/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 a3944ea..b217abb 100644
--- a/bigquery/go.mod
+++ b/bigquery/go.mod
@@ -8,8 +8,8 @@
 	github.com/golang/protobuf v1.4.2
 	github.com/google/go-cmp v0.5.1
 	github.com/googleapis/gax-go/v2 v2.0.5
-	golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 // indirect
+	golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 // indirect
 	google.golang.org/api v0.29.0
-	google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f
+	google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485
 	google.golang.org/grpc v1.30.0
 )
diff --git a/bigquery/go.sum b/bigquery/go.sum
index 42c3412..162eaae 100644
--- a/bigquery/go.sum
+++ b/bigquery/go.sum
@@ -360,8 +360,8 @@
 golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200713011307-fd294ab11aed/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 h1:LHW24ah7B+uV/OePwNP0p/t889F3QSyLvY8Sg/bK0SY=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 h1:qKpj8TpV+LEhel7H/fR788J+KvhWZ3o3V6N2fU/iuLU=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 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=
@@ -439,8 +439,8 @@
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
 google.golang.org/genproto v0.0.0-20200711021454-869866162049/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f h1:ohwtWcCwB/fZUxh/vjazHorYmBnua3NmY3CAjwC7mEA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485 h1:wTk5DQB3+1darAz4Ldomo0r5bUOCKX7gilxQ4sb2kno=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 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/apiv1/doc.go b/bigquery/reservation/apiv1/doc.go
index 55a8e99..75976a4 100644
--- a/bigquery/reservation/apiv1/doc.go
+++ b/bigquery/reservation/apiv1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/reservation/apiv1beta1/doc.go b/bigquery/reservation/apiv1beta1/doc.go
index 1d3a9c3..2021918 100644
--- a/bigquery/reservation/apiv1beta1/doc.go
+++ b/bigquery/reservation/apiv1beta1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 3cbaa8c..b818823 100644
--- a/bigquery/storage/apiv1/doc.go
+++ b/bigquery/storage/apiv1/doc.go
@@ -44,7 +44,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 9c2715d..ae2fa27 100644
--- a/bigquery/storage/apiv1alpha2/doc.go
+++ b/bigquery/storage/apiv1alpha2/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 5a73740..392fe62 100644
--- a/bigquery/storage/apiv1beta1/doc.go
+++ b/bigquery/storage/apiv1beta1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 85498e8..4ce2f6f 100644
--- a/bigquery/storage/apiv1beta2/doc.go
+++ b/bigquery/storage/apiv1beta2/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 c000174..0f88693 100644
--- a/bigtable/go.mod
+++ b/bigtable/go.mod
@@ -9,9 +9,9 @@
 	github.com/google/go-cmp v0.5.1
 	github.com/googleapis/gax-go/v2 v2.0.5
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
-	golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 // indirect
+	golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 // indirect
 	google.golang.org/api v0.29.0
-	google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f
+	google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485
 	google.golang.org/grpc v1.30.0
 	rsc.io/binaryregexp v0.2.0
 )
diff --git a/bigtable/go.sum b/bigtable/go.sum
index 159826f..e61de7b 100644
--- a/bigtable/go.sum
+++ b/bigtable/go.sum
@@ -369,8 +369,8 @@
 golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200713011307-fd294ab11aed/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 h1:LHW24ah7B+uV/OePwNP0p/t889F3QSyLvY8Sg/bK0SY=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 h1:qKpj8TpV+LEhel7H/fR788J+KvhWZ3o3V6N2fU/iuLU=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 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=
@@ -452,8 +452,8 @@
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
 google.golang.org/genproto v0.0.0-20200711021454-869866162049/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f h1:ohwtWcCwB/fZUxh/vjazHorYmBnua3NmY3CAjwC7mEA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485 h1:wTk5DQB3+1darAz4Ldomo0r5bUOCKX7gilxQ4sb2kno=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 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 1cd7c3b..661b184 100644
--- a/billing/apiv1/doc.go
+++ b/billing/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/billing/budgets/apiv1beta1/doc.go b/billing/budgets/apiv1beta1/doc.go
index 22e6a54..1083bb6 100644
--- a/billing/budgets/apiv1beta1/doc.go
+++ b/billing/budgets/apiv1beta1/doc.go
@@ -44,7 +44,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 c4e7b95..bc88eb0 100644
--- a/cloudbuild/apiv1/v2/doc.go
+++ b/cloudbuild/apiv1/v2/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 c9e819f..7d11c23 100644
--- a/cloudtasks/apiv2/doc.go
+++ b/cloudtasks/apiv2/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 f73bda7..8c28ad0 100644
--- a/cloudtasks/apiv2beta2/doc.go
+++ b/cloudtasks/apiv2beta2/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 6d8ef91..18b1a89 100644
--- a/cloudtasks/apiv2beta3/doc.go
+++ b/cloudtasks/apiv2beta3/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 98fc813..2997780 100644
--- a/container/apiv1/doc.go
+++ b/container/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 13474bc..e5fbf11 100644
--- a/containeranalysis/apiv1beta1/doc.go
+++ b/containeranalysis/apiv1beta1/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/datacatalog/apiv1/doc.go b/datacatalog/apiv1/doc.go
index 6934ba0..051a13e 100644
--- a/datacatalog/apiv1/doc.go
+++ b/datacatalog/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 4333db5..70e4b9a 100644
--- a/datacatalog/apiv1beta1/doc.go
+++ b/datacatalog/apiv1beta1/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 4a39bc0..3e7658a 100644
--- a/dataproc/apiv1/doc.go
+++ b/dataproc/apiv1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 c75e913..52be38f 100644
--- a/dataproc/apiv1beta2/doc.go
+++ b/dataproc/apiv1beta2/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/datastore/admin/apiv1/doc.go b/datastore/admin/apiv1/doc.go
index 8225d6d..c32145f 100644
--- a/datastore/admin/apiv1/doc.go
+++ b/datastore/admin/apiv1/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 79b7227..0882390 100644
--- a/datastore/go.mod
+++ b/datastore/go.mod
@@ -7,8 +7,8 @@
 	github.com/golang/protobuf v1.4.2
 	github.com/google/go-cmp v0.5.1
 	github.com/googleapis/gax-go/v2 v2.0.5
-	golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 // indirect
+	golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 // indirect
 	google.golang.org/api v0.29.0
-	google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f
+	google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485
 	google.golang.org/grpc v1.30.0
 )
diff --git a/datastore/go.sum b/datastore/go.sum
index 2ce4d99..3c7d240 100644
--- a/datastore/go.sum
+++ b/datastore/go.sum
@@ -364,8 +364,8 @@
 golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200713011307-fd294ab11aed/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 h1:LHW24ah7B+uV/OePwNP0p/t889F3QSyLvY8Sg/bK0SY=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 h1:qKpj8TpV+LEhel7H/fR788J+KvhWZ3o3V6N2fU/iuLU=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 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=
@@ -446,8 +446,8 @@
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
 google.golang.org/genproto v0.0.0-20200711021454-869866162049/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f h1:ohwtWcCwB/fZUxh/vjazHorYmBnua3NmY3CAjwC7mEA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485 h1:wTk5DQB3+1darAz4Ldomo0r5bUOCKX7gilxQ4sb2kno=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 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 54c2900..61ee659 100644
--- a/debugger/apiv2/doc.go
+++ b/debugger/apiv2/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 41c24f3..ea0a127 100644
--- a/dialogflow/apiv2/doc.go
+++ b/dialogflow/apiv2/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 1892f36..f0cd6e6 100644
--- a/dlp/apiv2/doc.go
+++ b/dlp/apiv2/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 48f4e0b..42a7bdd 100644
--- a/errorreporting/apiv1beta1/doc.go
+++ b/errorreporting/apiv1beta1/doc.go
@@ -50,7 +50,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 2c1fbfa..afbf570 100644
--- a/firestore/apiv1/admin/doc.go
+++ b/firestore/apiv1/admin/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 757a19c..1603ba7 100644
--- a/firestore/apiv1/doc.go
+++ b/firestore/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 3b120d5..cad3d70 100644
--- a/firestore/go.mod
+++ b/firestore/go.mod
@@ -7,8 +7,8 @@
 	github.com/golang/protobuf v1.4.2
 	github.com/google/go-cmp v0.5.1
 	github.com/googleapis/gax-go/v2 v2.0.5
-	golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 // indirect
+	golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 // indirect
 	google.golang.org/api v0.29.0
-	google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f
+	google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485
 	google.golang.org/grpc v1.30.0
 )
diff --git a/firestore/go.sum b/firestore/go.sum
index 7512efa..a9e7e5c 100644
--- a/firestore/go.sum
+++ b/firestore/go.sum
@@ -366,8 +366,8 @@
 golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200713011307-fd294ab11aed/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 h1:LHW24ah7B+uV/OePwNP0p/t889F3QSyLvY8Sg/bK0SY=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 h1:qKpj8TpV+LEhel7H/fR788J+KvhWZ3o3V6N2fU/iuLU=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 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=
@@ -448,8 +448,8 @@
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
 google.golang.org/genproto v0.0.0-20200711021454-869866162049/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f h1:ohwtWcCwB/fZUxh/vjazHorYmBnua3NmY3CAjwC7mEA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485 h1:wTk5DQB3+1darAz4Ldomo0r5bUOCKX7gilxQ4sb2kno=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 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/functions/apiv1/doc.go b/functions/apiv1/doc.go
index 435fc91..e1223c4 100644
--- a/functions/apiv1/doc.go
+++ b/functions/apiv1/doc.go
@@ -44,7 +44,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/gaming/apiv1beta/doc.go b/gaming/apiv1beta/doc.go
index 21e5779..52945d8 100644
--- a/gaming/apiv1beta/doc.go
+++ b/gaming/apiv1beta/doc.go
@@ -44,7 +44,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/go.mod b/go.mod
index 9f97d93..f479289 100644
--- a/go.mod
+++ b/go.mod
@@ -16,9 +16,9 @@
 	golang.org/x/net v0.0.0-20200707034311-ab3426394381
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
 	golang.org/x/text v0.3.3
-	golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7
+	golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6
 	google.golang.org/api v0.29.0
-	google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f
+	google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485
 	google.golang.org/grpc v1.30.0
 	google.golang.org/protobuf v1.25.0 // indirect
 )
diff --git a/go.sum b/go.sum
index ae83ec2..8959eb7 100644
--- a/go.sum
+++ b/go.sum
@@ -353,8 +353,8 @@
 golang.org/x/tools v0.0.0-20200512131952-2bc93b1c0c88/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 h1:LHW24ah7B+uV/OePwNP0p/t889F3QSyLvY8Sg/bK0SY=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 h1:qKpj8TpV+LEhel7H/fR788J+KvhWZ3o3V6N2fU/iuLU=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 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=
@@ -425,8 +425,8 @@
 google.golang.org/genproto v0.0.0-20200515170657-fc4c6c6a6587/go.mod h1:YsZOwe1myG/8QRHRsmBRE1LrgQY60beZKjly0O1fX9U=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f h1:ohwtWcCwB/fZUxh/vjazHorYmBnua3NmY3CAjwC7mEA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485 h1:wTk5DQB3+1darAz4Ldomo0r5bUOCKX7gilxQ4sb2kno=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 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 6068987..ec12b14 100644
--- a/iam/credentials/apiv1/doc.go
+++ b/iam/credentials/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/iot/apiv1/doc.go b/iot/apiv1/doc.go
index 9ea82ec..c673bb9 100644
--- a/iot/apiv1/doc.go
+++ b/iot/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 b5fabce..d73969b 100644
--- a/kms/apiv1/doc.go
+++ b/kms/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 112ae62..2724a00 100644
--- a/language/apiv1/doc.go
+++ b/language/apiv1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 7f6baca..a3a39e1 100644
--- a/language/apiv1beta2/doc.go
+++ b/language/apiv1beta2/doc.go
@@ -50,7 +50,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 e145737..92facdf 100644
--- a/logging/apiv2/doc.go
+++ b/logging/apiv2/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 a0d5f66..5f23fc2 100644
--- a/logging/go.mod
+++ b/logging/go.mod
@@ -10,8 +10,8 @@
 	github.com/googleapis/gax-go/v2 v2.0.5
 	go.opencensus.io v0.22.4
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
-	golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 // indirect
+	golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 // indirect
 	google.golang.org/api v0.29.0
-	google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f
+	google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485
 	google.golang.org/grpc v1.30.0
 )
diff --git a/logging/go.sum b/logging/go.sum
index 4caadae..26a004a 100644
--- a/logging/go.sum
+++ b/logging/go.sum
@@ -370,8 +370,8 @@
 golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200713011307-fd294ab11aed/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 h1:LHW24ah7B+uV/OePwNP0p/t889F3QSyLvY8Sg/bK0SY=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 h1:qKpj8TpV+LEhel7H/fR788J+KvhWZ3o3V6N2fU/iuLU=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 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=
@@ -452,8 +452,8 @@
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
 google.golang.org/genproto v0.0.0-20200711021454-869866162049/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f h1:ohwtWcCwB/fZUxh/vjazHorYmBnua3NmY3CAjwC7mEA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485 h1:wTk5DQB3+1darAz4Ldomo0r5bUOCKX7gilxQ4sb2kno=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 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 c6dd3df..a662717 100644
--- a/longrunning/autogen/doc.go
+++ b/longrunning/autogen/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 0428f04..41660e4 100644
--- a/memcache/apiv1beta2/doc.go
+++ b/memcache/apiv1beta2/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/monitoring/apiv3/v2/doc.go b/monitoring/apiv3/v2/doc.go
index 4d05f46..fce429c 100644
--- a/monitoring/apiv3/v2/doc.go
+++ b/monitoring/apiv3/v2/doc.go
@@ -51,7 +51,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/monitoring/dashboard/apiv1/doc.go b/monitoring/dashboard/apiv1/doc.go
index c89e95d..3e58ac6 100644
--- a/monitoring/dashboard/apiv1/doc.go
+++ b/monitoring/dashboard/apiv1/doc.go
@@ -44,7 +44,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/notebooks/apiv1beta1/doc.go b/notebooks/apiv1beta1/doc.go
index c04f26d..e79a236 100644
--- a/notebooks/apiv1beta1/doc.go
+++ b/notebooks/apiv1beta1/doc.go
@@ -51,7 +51,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200720"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/osconfig/agentendpoint/apiv1/doc.go b/osconfig/agentendpoint/apiv1/doc.go
index 2913ce1..3aac961 100644
--- a/osconfig/agentendpoint/apiv1/doc.go
+++ b/osconfig/agentendpoint/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 dc26f0d..aedf357 100644
--- a/osconfig/agentendpoint/apiv1beta/doc.go
+++ b/osconfig/agentendpoint/apiv1beta/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/osconfig/apiv1/doc.go b/osconfig/apiv1/doc.go
index 81ebe02..249e7de 100644
--- a/osconfig/apiv1/doc.go
+++ b/osconfig/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 7712c3f..7cc0953 100644
--- a/osconfig/apiv1beta/doc.go
+++ b/osconfig/apiv1beta/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 1971cbc..f8c4d29 100644
--- a/oslogin/apiv1/doc.go
+++ b/oslogin/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 7fa29a8..4087b6e 100644
--- a/oslogin/apiv1beta/doc.go
+++ b/oslogin/apiv1beta/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 2a1f963..78efeb1 100644
--- a/phishingprotection/apiv1beta1/doc.go
+++ b/phishingprotection/apiv1beta1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/policytroubleshooter/apiv1/doc.go b/policytroubleshooter/apiv1/doc.go
index 8b9c51e..28f7c38 100644
--- a/policytroubleshooter/apiv1/doc.go
+++ b/policytroubleshooter/apiv1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 6623606..75beef2 100644
--- a/pubsub/apiv1/doc.go
+++ b/pubsub/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 940df2e..bebc3c1 100644
--- a/pubsub/go.mod
+++ b/pubsub/go.mod
@@ -11,8 +11,8 @@
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
 	golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208
 	golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e
-	golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 // indirect
+	golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 // indirect
 	google.golang.org/api v0.29.0
-	google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f
+	google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485
 	google.golang.org/grpc v1.30.0
 )
diff --git a/pubsub/go.sum b/pubsub/go.sum
index f811855..27cc4e6 100644
--- a/pubsub/go.sum
+++ b/pubsub/go.sum
@@ -304,8 +304,8 @@
 golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200713011307-fd294ab11aed/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 h1:LHW24ah7B+uV/OePwNP0p/t889F3QSyLvY8Sg/bK0SY=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 h1:qKpj8TpV+LEhel7H/fR788J+KvhWZ3o3V6N2fU/iuLU=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 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=
@@ -369,8 +369,8 @@
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
 google.golang.org/genproto v0.0.0-20200711021454-869866162049/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f h1:ohwtWcCwB/fZUxh/vjazHorYmBnua3NmY3CAjwC7mEA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485 h1:wTk5DQB3+1darAz4Ldomo0r5bUOCKX7gilxQ4sb2kno=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 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/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/recaptchaenterprise/apiv1/doc.go b/recaptchaenterprise/apiv1/doc.go
index 02956b0..8c4ba95 100644
--- a/recaptchaenterprise/apiv1/doc.go
+++ b/recaptchaenterprise/apiv1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/recaptchaenterprise/apiv1beta1/doc.go b/recaptchaenterprise/apiv1beta1/doc.go
index b3cc3e0..1cfab90 100644
--- a/recaptchaenterprise/apiv1beta1/doc.go
+++ b/recaptchaenterprise/apiv1beta1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 0e4befd..f8b8120 100644
--- a/recommender/apiv1/doc.go
+++ b/recommender/apiv1/doc.go
@@ -44,7 +44,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 04826f6..7720919 100644
--- a/recommender/apiv1beta1/doc.go
+++ b/recommender/apiv1beta1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 5a60931..96aa25d 100644
--- a/redis/apiv1/doc.go
+++ b/redis/apiv1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 51a419a..45deadd 100644
--- a/redis/apiv1beta1/doc.go
+++ b/redis/apiv1beta1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 097bac7..a88726d 100644
--- a/scheduler/apiv1/doc.go
+++ b/scheduler/apiv1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 ddbe365..1622d1e 100644
--- a/scheduler/apiv1beta1/doc.go
+++ b/scheduler/apiv1beta1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 51b00fd..d17b1a5 100644
--- a/secretmanager/apiv1/doc.go
+++ b/secretmanager/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 f01aaf3..2ea381b 100644
--- a/secretmanager/apiv1beta1/doc.go
+++ b/secretmanager/apiv1beta1/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 6ce2a32..5afd9e9 100644
--- a/securitycenter/apiv1/doc.go
+++ b/securitycenter/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 402bed3..c67fdd5 100644
--- a/securitycenter/apiv1beta1/doc.go
+++ b/securitycenter/apiv1beta1/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 f94c99f..352925c 100644
--- a/securitycenter/apiv1p1beta1/doc.go
+++ b/securitycenter/apiv1p1beta1/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/securitycenter/settings/apiv1beta1/doc.go b/securitycenter/settings/apiv1beta1/doc.go
index e99d97e..047637b 100644
--- a/securitycenter/settings/apiv1beta1/doc.go
+++ b/securitycenter/settings/apiv1beta1/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 a90777a..0a2d2d3 100644
--- a/servicedirectory/apiv1beta1/doc.go
+++ b/servicedirectory/apiv1beta1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 cc12797..0754ac6 100644
--- a/spanner/admin/database/apiv1/doc.go
+++ b/spanner/admin/database/apiv1/doc.go
@@ -44,7 +44,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 937d1f8..36785c4 100644
--- a/spanner/admin/instance/apiv1/doc.go
+++ b/spanner/admin/instance/apiv1/doc.go
@@ -44,7 +44,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 da2b639..070587c 100644
--- a/spanner/apiv1/doc.go
+++ b/spanner/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 ab50068..6da3f05 100644
--- a/spanner/go.mod
+++ b/spanner/go.mod
@@ -8,9 +8,9 @@
 	github.com/google/go-cmp v0.5.1
 	github.com/googleapis/gax-go/v2 v2.0.5
 	go.opencensus.io v0.22.4
-	golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 // indirect
+	golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 // indirect
 	golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543
 	google.golang.org/api v0.29.0
-	google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f
+	google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485
 	google.golang.org/grpc v1.30.0
 )
diff --git a/spanner/go.sum b/spanner/go.sum
index eedb9f4..576cb72 100644
--- a/spanner/go.sum
+++ b/spanner/go.sum
@@ -364,8 +364,8 @@
 golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200713011307-fd294ab11aed/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 h1:LHW24ah7B+uV/OePwNP0p/t889F3QSyLvY8Sg/bK0SY=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 h1:qKpj8TpV+LEhel7H/fR788J+KvhWZ3o3V6N2fU/iuLU=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 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=
@@ -445,8 +445,8 @@
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
 google.golang.org/genproto v0.0.0-20200711021454-869866162049/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f h1:ohwtWcCwB/fZUxh/vjazHorYmBnua3NmY3CAjwC7mEA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485 h1:wTk5DQB3+1darAz4Ldomo0r5bUOCKX7gilxQ4sb2kno=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 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/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/speech/apiv1/doc.go b/speech/apiv1/doc.go
index 0e1323b..51a21cc 100644
--- a/speech/apiv1/doc.go
+++ b/speech/apiv1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 1c4c297..da507e7 100644
--- a/speech/apiv1p1beta1/doc.go
+++ b/speech/apiv1p1beta1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 7b3a752..72cf65d 100644
--- a/storage/go.mod
+++ b/storage/go.mod
@@ -8,8 +8,8 @@
 	github.com/google/go-cmp v0.5.1
 	github.com/googleapis/gax-go/v2 v2.0.5
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
-	golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 // indirect
+	golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 // indirect
 	google.golang.org/api v0.29.0
-	google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f
+	google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485
 	google.golang.org/grpc v1.30.0
 )
diff --git a/storage/go.sum b/storage/go.sum
index 8627570..36dae6f 100644
--- a/storage/go.sum
+++ b/storage/go.sum
@@ -348,8 +348,8 @@
 golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200713011307-fd294ab11aed/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7 h1:LHW24ah7B+uV/OePwNP0p/t889F3QSyLvY8Sg/bK0SY=
-golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6 h1:qKpj8TpV+LEhel7H/fR788J+KvhWZ3o3V6N2fU/iuLU=
+golang.org/x/tools v0.0.0-20200731060945-b5fad4ed8dd6/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 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=
@@ -425,8 +425,8 @@
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
 google.golang.org/genproto v0.0.0-20200711021454-869866162049/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f h1:ohwtWcCwB/fZUxh/vjazHorYmBnua3NmY3CAjwC7mEA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485 h1:wTk5DQB3+1darAz4Ldomo0r5bUOCKX7gilxQ4sb2kno=
+google.golang.org/genproto v0.0.0-20200731012542-8145dea6a485/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 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 591abd4..705a807 100644
--- a/talent/apiv4beta1/doc.go
+++ b/talent/apiv4beta1/doc.go
@@ -49,7 +49,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 3a89166..da079b5 100644
--- a/texttospeech/apiv1/doc.go
+++ b/texttospeech/apiv1/doc.go
@@ -47,7 +47,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 2d14560..d0c6053 100644
--- a/trace/apiv1/doc.go
+++ b/trace/apiv1/doc.go
@@ -50,7 +50,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 ea7fa14..e7bb44c 100644
--- a/trace/apiv2/doc.go
+++ b/trace/apiv2/doc.go
@@ -50,7 +50,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 4a0f0cb..74e5bb0 100644
--- a/translate/apiv3/doc.go
+++ b/translate/apiv3/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 81dec0c..b12cfc7 100644
--- a/videointelligence/apiv1/doc.go
+++ b/videointelligence/apiv1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 145088b..4a8ce21 100644
--- a/videointelligence/apiv1beta2/doc.go
+++ b/videointelligence/apiv1beta2/doc.go
@@ -50,7 +50,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 2e20599..df9cf33 100644
--- a/vision/apiv1/doc.go
+++ b/vision/apiv1/doc.go
@@ -48,7 +48,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 f34fde3..861c011 100644
--- a/vision/apiv1p1beta1/doc.go
+++ b/vision/apiv1p1beta1/doc.go
@@ -50,7 +50,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/webrisk/apiv1/doc.go b/webrisk/apiv1/doc.go
index af29c08..fc1e74e 100644
--- a/webrisk/apiv1/doc.go
+++ b/webrisk/apiv1/doc.go
@@ -44,7 +44,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 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 8d12e0f..9072028 100644
--- a/webrisk/apiv1beta1/doc.go
+++ b/webrisk/apiv1beta1/doc.go
@@ -46,7 +46,7 @@
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20200730"
+const versionClient = "20200731"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)