diff --git a/google/api/experimental/authorization_config.proto b/google/api/experimental/authorization_config.proto
index c4fdca36..4fb24ecd 100644
--- a/google/api/experimental/authorization_config.proto
+++ b/google/api/experimental/authorization_config.proto
@@ -23,7 +23,6 @@ option java_outer_classname = "AuthorizationConfigProto";
 option java_package = "com.google.api";
 option objc_class_prefix = "GAPI";
 
-
 // Configuration of authorization.
 //
 // This section determines the authorization provider, if unspecified, then no
diff --git a/google/api/experimental/experimental.proto b/google/api/experimental/experimental.proto
index b1a82dc4..6f40d71f 100644
--- a/google/api/experimental/experimental.proto
+++ b/google/api/experimental/experimental.proto
@@ -26,7 +26,6 @@ option java_outer_classname = "ExperimentalProto";
 option java_package = "com.google.api";
 option objc_class_prefix = "GAPI";
 
-
 // Experimental service configuration. These configuration options can
 // only be used by whitelisted users.
 message Experimental {
diff --git a/google/api/expr/v1alpha1/cel_service.proto b/google/api/expr/v1alpha1/cel_service.proto
index 1a1b7ed7..0bf649ff 100644
--- a/google/api/expr/v1alpha1/cel_service.proto
+++ b/google/api/expr/v1alpha1/cel_service.proto
@@ -25,7 +25,6 @@ option java_multiple_files = true;
 option java_outer_classname = "CelServiceProto";
 option java_package = "com.google.api.expr.v1alpha1";
 
-
 // Access a CEL implementation from another process or machine.
 // A CEL implementation is decomposed as a parser, a static checker,
 // and an evaluator.  Every CEL implementation is expected to provide
@@ -33,16 +32,13 @@ option java_package = "com.google.api.expr.v1alpha1";
 // utilities, and execution as a service.
 service CelService {
   // Transforms CEL source text into a parsed representation.
-  rpc Parse(ParseRequest) returns (ParseResponse) {
-  }
+  rpc Parse(ParseRequest) returns (ParseResponse) {}
 
   // Runs static checks on a parsed CEL representation and return
   // an annotated representation, or a set of issues.
-  rpc Check(CheckRequest) returns (CheckResponse) {
-  }
+  rpc Check(CheckRequest) returns (CheckResponse) {}
 
   // Evaluates a parsed or annotation CEL representation given
   // values of external bindings.
-  rpc Eval(EvalRequest) returns (EvalResponse) {
-  }
+  rpc Eval(EvalRequest) returns (EvalResponse) {}
 }
diff --git a/google/api/expr/v1alpha1/checked.proto b/google/api/expr/v1alpha1/checked.proto
index 1148ef57..60dd09e2 100644
--- a/google/api/expr/v1alpha1/checked.proto
+++ b/google/api/expr/v1alpha1/checked.proto
@@ -26,6 +26,7 @@ option go_package = "google.golang.org/genproto/googleapis/api/expr/v1alpha1;exp
 option java_multiple_files = true;
 option java_outer_classname = "DeclProto";
 option java_package = "com.google.api.expr.v1alpha1";
+
 // Protos for representing CEL declarations and typed checked expressions.
 
 // A CEL expression which has been successfully type checked.
diff --git a/google/api/expr/v1alpha1/syntax.proto b/google/api/expr/v1alpha1/syntax.proto
index af18c53b..4a3cb907 100644
--- a/google/api/expr/v1alpha1/syntax.proto
+++ b/google/api/expr/v1alpha1/syntax.proto
@@ -26,6 +26,7 @@ option go_package = "google.golang.org/genproto/googleapis/api/expr/v1alpha1;exp
 option java_multiple_files = true;
 option java_outer_classname = "SyntaxProto";
 option java_package = "com.google.api.expr.v1alpha1";
+
 // A representation of the abstract syntax of the Common Expression Language.
 
 // An expression together with source information as returned by the parser.
diff --git a/google/api/expr/v1alpha1/value.proto b/google/api/expr/v1alpha1/value.proto
index d732bc67..a0508ed9 100644
--- a/google/api/expr/v1alpha1/value.proto
+++ b/google/api/expr/v1alpha1/value.proto
@@ -25,6 +25,7 @@ option go_package = "google.golang.org/genproto/googleapis/api/expr/v1alpha1;exp
 option java_multiple_files = true;
 option java_outer_classname = "ValueProto";
 option java_package = "com.google.api.expr.v1alpha1";
+
 // Contains representations for CEL runtime values.
 
 // Represents a CEL value.
diff --git a/google/api/expr/v1beta1/expr.proto b/google/api/expr/v1beta1/expr.proto
index 7187fa9e..93b917f1 100644
--- a/google/api/expr/v1beta1/expr.proto
+++ b/google/api/expr/v1beta1/expr.proto
@@ -26,7 +26,6 @@ option java_multiple_files = true;
 option java_outer_classname = "ExprProto";
 option java_package = "com.google.api.expr.v1beta1";
 
-
 // An expression together with source information as returned by the parser.
 message ParsedExpr {
   // The parsed expression.
diff --git a/google/api/servicecontrol/v1/check_error.proto b/google/api/servicecontrol/v1/check_error.proto
index 5666d556..3395839d 100644
--- a/google/api/servicecontrol/v1/check_error.proto
+++ b/google/api/servicecontrol/v1/check_error.proto
@@ -24,7 +24,6 @@ option java_multiple_files = true;
 option java_outer_classname = "CheckErrorProto";
 option java_package = "com.google.api.servicecontrol.v1";
 
-
 // Defines the errors to be returned in
 // [google.api.servicecontrol.v1.CheckResponse.check_errors][google.api.servicecontrol.v1.CheckResponse.check_errors].
 message CheckError {
diff --git a/google/api/servicecontrol/v1/distribution.proto b/google/api/servicecontrol/v1/distribution.proto
index 757bbfc0..40b89f5b 100644
--- a/google/api/servicecontrol/v1/distribution.proto
+++ b/google/api/servicecontrol/v1/distribution.proto
@@ -22,7 +22,6 @@ option java_multiple_files = true;
 option java_outer_classname = "DistributionProto";
 option java_package = "com.google.api.servicecontrol.v1";
 
-
 // Distribution represents a frequency distribution of double-valued sample
 // points. It contains the size of the population of sample points plus
 // additional optional information:
diff --git a/google/api/servicecontrol/v1/log_entry.proto b/google/api/servicecontrol/v1/log_entry.proto
index c06232f3..50b0fc46 100644
--- a/google/api/servicecontrol/v1/log_entry.proto
+++ b/google/api/servicecontrol/v1/log_entry.proto
@@ -27,7 +27,6 @@ option java_multiple_files = true;
 option java_outer_classname = "LogEntryProto";
 option java_package = "com.google.api.servicecontrol.v1";
 
-
 // An individual log entry.
 message LogEntry {
   // Required. The log to which this log entry belongs. Examples: `"syslog"`,
diff --git a/google/api/servicecontrol/v1/metric_value.proto b/google/api/servicecontrol/v1/metric_value.proto
index bfc40a8f..9a62ff69 100644
--- a/google/api/servicecontrol/v1/metric_value.proto
+++ b/google/api/servicecontrol/v1/metric_value.proto
@@ -27,12 +27,12 @@ option java_multiple_files = true;
 option java_outer_classname = "MetricValueSetProto";
 option java_package = "com.google.api.servicecontrol.v1";
 
-
 // Represents a single metric value.
 message MetricValue {
   // The labels describing the metric value.
-  // See comments on [google.api.servicecontrol.v1.Operation.labels][google.api.servicecontrol.v1.Operation.labels] for
-  // the overriding relationship.
+  // See comments on
+  // [google.api.servicecontrol.v1.Operation.labels][google.api.servicecontrol.v1.Operation.labels]
+  // for the overriding relationship.
   map<string, string> labels = 1;
 
   // The start of the time period over which this metric value's measurement
diff --git a/google/api/servicecontrol/v1/operation.proto b/google/api/servicecontrol/v1/operation.proto
index 37aa81fb..301f3575 100644
--- a/google/api/servicecontrol/v1/operation.proto
+++ b/google/api/servicecontrol/v1/operation.proto
@@ -27,7 +27,6 @@ option java_multiple_files = true;
 option java_outer_classname = "OperationProto";
 option java_package = "com.google.api.servicecontrol.v1";
 
-
 // Represents information regarding an operation.
 message Operation {
   // Defines the importance of the data contained in the operation.
@@ -71,8 +70,10 @@ message Operation {
   google.protobuf.Timestamp start_time = 4;
 
   // End time of the operation.
-  // Required when the operation is used in [ServiceController.Report][google.api.servicecontrol.v1.ServiceController.Report],
-  // but optional when the operation is used in [ServiceController.Check][google.api.servicecontrol.v1.ServiceController.Check].
+  // Required when the operation is used in
+  // [ServiceController.Report][google.api.servicecontrol.v1.ServiceController.Report],
+  // but optional when the operation is used in
+  // [ServiceController.Check][google.api.servicecontrol.v1.ServiceController.Check].
   google.protobuf.Timestamp end_time = 5;
 
   // Labels describing the operation. Only the following labels are allowed:
diff --git a/google/api/servicecontrol/v1/quota_controller.proto b/google/api/servicecontrol/v1/quota_controller.proto
index 3d48620d..808a7354 100644
--- a/google/api/servicecontrol/v1/quota_controller.proto
+++ b/google/api/servicecontrol/v1/quota_controller.proto
@@ -25,7 +25,6 @@ option java_multiple_files = true;
 option java_outer_classname = "QuotaControllerProto";
 option java_package = "com.google.api.servicecontrol.v1";
 
-
 // [Google Quota Control API](/service-control/overview)
 //
 // Allows clients to allocate and release quota against a [managed
@@ -43,7 +42,10 @@ service QuotaController {
   // reliability, the server may inject these errors to prohibit any hard
   // dependency on the quota functionality.
   rpc AllocateQuota(AllocateQuotaRequest) returns (AllocateQuotaResponse) {
-    option (google.api.http) = { post: "/v1/services/{service_name}:allocateQuota" body: "*" };
+    option (google.api.http) = {
+      post: "/v1/services/{service_name}:allocateQuota"
+      body: "*"
+    };
   }
 }
 
@@ -52,7 +54,8 @@ message AllocateQuotaRequest {
   // Name of the service as specified in the service configuration. For example,
   // `"pubsub.googleapis.com"`.
   //
-  // See [google.api.Service][google.api.Service] for the definition of a service name.
+  // See [google.api.Service][google.api.Service] for the definition of a
+  // service name.
   string service_name = 1;
 
   // Operation that describes the quota allocation.
@@ -160,7 +163,8 @@ message AllocateQuotaResponse {
   string service_config_id = 4;
 }
 
-// Represents error information for [QuotaOperation][google.api.servicecontrol.v1.QuotaOperation].
+// Represents error information for
+// [QuotaOperation][google.api.servicecontrol.v1.QuotaOperation].
 message QuotaError {
   // Error codes related to project config validations are deprecated since the
   // quota controller methods do not perform these validations. Instead services
diff --git a/google/api/servicecontrol/v1/service_controller.proto b/google/api/servicecontrol/v1/service_controller.proto
index 38171ba5..6e11bcf0 100644
--- a/google/api/servicecontrol/v1/service_controller.proto
+++ b/google/api/servicecontrol/v1/service_controller.proto
@@ -28,7 +28,6 @@ option java_outer_classname = "ServiceControllerProto";
 option java_package = "com.google.api.servicecontrol.v1";
 option objc_class_prefix = "GASC";
 
-
 // [Google Service Control API](/service-control/overview)
 //
 // Lets clients check and report operations against a [managed
@@ -42,13 +41,17 @@ service ServiceController {
   // 60 seconds. In case of server errors, the client can rely on the cached
   // results for longer time.
   //
-  // NOTE: the [CheckRequest][google.api.servicecontrol.v1.CheckRequest] has the size limit of 64KB.
+  // NOTE: the [CheckRequest][google.api.servicecontrol.v1.CheckRequest] has the
+  // size limit of 64KB.
   //
   // This method requires the `servicemanagement.services.check` permission
   // on the specified service. For more information, see
   // [Google Cloud IAM](https://cloud.google.com/iam).
   rpc Check(CheckRequest) returns (CheckResponse) {
-    option (google.api.http) = { post: "/v1/services/{service_name}:check" body: "*" };
+    option (google.api.http) = {
+      post: "/v1/services/{service_name}:check"
+      body: "*"
+    };
   }
 
   // Reports operation results to Google Service Control, such as logs and
@@ -60,13 +63,17 @@ service ServiceController {
   // the aggregation time window to avoid data loss risk more than 0.01%
   // for business and compliance reasons.
   //
-  // NOTE: the [ReportRequest][google.api.servicecontrol.v1.ReportRequest] has the size limit of 1MB.
+  // NOTE: the [ReportRequest][google.api.servicecontrol.v1.ReportRequest] has
+  // the size limit of 1MB.
   //
   // This method requires the `servicemanagement.services.report` permission
   // on the specified service. For more information, see
   // [Google Cloud IAM](https://cloud.google.com/iam).
   rpc Report(ReportRequest) returns (ReportResponse) {
-    option (google.api.http) = { post: "/v1/services/{service_name}:report" body: "*" };
+    option (google.api.http) = {
+      post: "/v1/services/{service_name}:report"
+      body: "*"
+    };
   }
 }
 
@@ -105,8 +112,9 @@ message CheckResponse {
     int64 project_number = 1;
   }
 
-  // The same operation_id value used in the [CheckRequest][google.api.servicecontrol.v1.CheckRequest].
-  // Used for logging and diagnostics purposes.
+  // The same operation_id value used in the
+  // [CheckRequest][google.api.servicecontrol.v1.CheckRequest]. Used for logging
+  // and diagnostics purposes.
   string operation_id = 1;
 
   // Indicate the decision of the check.
@@ -141,8 +149,9 @@ message ReportRequest {
   // of the report.
   //
   // If multiple operations are in a single request, the total request size
-  // should be no larger than 1MB. See [ReportResponse.report_errors][google.api.servicecontrol.v1.ReportResponse.report_errors] for
-  // partial failure behavior.
+  // should be no larger than 1MB. See
+  // [ReportResponse.report_errors][google.api.servicecontrol.v1.ReportResponse.report_errors]
+  // for partial failure behavior.
   repeated Operation operations = 2;
 
   // Specifies which version of service config should be used to process the
@@ -155,12 +164,16 @@ message ReportRequest {
 
 // Response message for the Report method.
 message ReportResponse {
-  // Represents the processing error of one [Operation][google.api.servicecontrol.v1.Operation] in the request.
+  // Represents the processing error of one
+  // [Operation][google.api.servicecontrol.v1.Operation] in the request.
   message ReportError {
-    // The [Operation.operation_id][google.api.servicecontrol.v1.Operation.operation_id] value from the request.
+    // The
+    // [Operation.operation_id][google.api.servicecontrol.v1.Operation.operation_id]
+    // value from the request.
     string operation_id = 1;
 
-    // Details of the error when processing the [Operation][google.api.servicecontrol.v1.Operation].
+    // Details of the error when processing the
+    // [Operation][google.api.servicecontrol.v1.Operation].
     google.rpc.Status status = 2;
   }
 
diff --git a/google/api/servicemanagement/v1/resources.proto b/google/api/servicemanagement/v1/resources.proto
index 08f334f4..1c924849 100644
--- a/google/api/servicemanagement/v1/resources.proto
+++ b/google/api/servicemanagement/v1/resources.proto
@@ -35,7 +35,6 @@ option java_package = "com.google.api.servicemanagement.v1";
 option objc_class_prefix = "GASM";
 option php_namespace = "Google\\Cloud\\ServiceManagement\\V1";
 
-
 // The full representation of a Service that is managed by
 // Google Service Management.
 message ManagedService {
@@ -233,9 +232,7 @@ message Rollout {
 
   // Strategy used to delete a service. This strategy is a placeholder only
   // used by the system generated rollout to delete a service.
-  message DeleteServiceStrategy {
-
-  }
+  message DeleteServiceStrategy {}
 
   // Status of a Rollout.
   enum RolloutStatus {
diff --git a/google/api/servicemanagement/v1/servicemanager.proto b/google/api/servicemanagement/v1/servicemanager.proto
index cde85eb5..02d50666 100644
--- a/google/api/servicemanagement/v1/servicemanager.proto
+++ b/google/api/servicemanagement/v1/servicemanager.proto
@@ -33,7 +33,6 @@ option java_package = "com.google.api.servicemanagement.v1";
 option objc_class_prefix = "GASM";
 option php_namespace = "Google\\Cloud\\ServiceManagement\\V1";
 
-
 // [Google Service Management API](/service-management/overview)
 service ServiceManager {
   // Lists managed services.
@@ -63,7 +62,8 @@ service ServiceManager {
   // Please note one producer project can own no more than 20 services.
   //
   // Operation<response: ManagedService>
-  rpc CreateService(CreateServiceRequest) returns (google.longrunning.Operation) {
+  rpc CreateService(CreateServiceRequest)
+      returns (google.longrunning.Operation) {
     option (google.api.http) = {
       post: "/v1/services"
       body: "service"
@@ -72,11 +72,14 @@ service ServiceManager {
 
   // Deletes a managed service. This method will change the service to the
   // `Soft-Delete` state for 30 days. Within this period, service producers may
-  // call [UndeleteService][google.api.servicemanagement.v1.ServiceManager.UndeleteService] to restore the service.
-  // After 30 days, the service will be permanently deleted.
+  // call
+  // [UndeleteService][google.api.servicemanagement.v1.ServiceManager.UndeleteService]
+  // to restore the service. After 30 days, the service will be permanently
+  // deleted.
   //
   // Operation<response: google.protobuf.Empty>
-  rpc DeleteService(DeleteServiceRequest) returns (google.longrunning.Operation) {
+  rpc DeleteService(DeleteServiceRequest)
+      returns (google.longrunning.Operation) {
     option (google.api.http) = {
       delete: "/v1/services/{service_name}"
     };
@@ -88,7 +91,8 @@ service ServiceManager {
   // last 30 days.
   //
   // Operation<response: UndeleteServiceResponse>
-  rpc UndeleteService(UndeleteServiceRequest) returns (google.longrunning.Operation) {
+  rpc UndeleteService(UndeleteServiceRequest)
+      returns (google.longrunning.Operation) {
     option (google.api.http) = {
       post: "/v1/services/{service_name}:undelete"
     };
@@ -96,7 +100,8 @@ service ServiceManager {
 
   // Lists the history of the service configuration for a managed service,
   // from the newest to the oldest.
-  rpc ListServiceConfigs(ListServiceConfigsRequest) returns (ListServiceConfigsResponse) {
+  rpc ListServiceConfigs(ListServiceConfigsRequest)
+      returns (ListServiceConfigsResponse) {
     option (google.api.http) = {
       get: "/v1/services/{service_name}/configs"
     };
@@ -106,9 +111,7 @@ service ServiceManager {
   rpc GetServiceConfig(GetServiceConfigRequest) returns (google.api.Service) {
     option (google.api.http) = {
       get: "/v1/services/{service_name}/configs/{config_id}"
-      additional_bindings {
-        get: "/v1/services/{service_name}/config"
-      }
+      additional_bindings { get: "/v1/services/{service_name}/config" }
     };
   }
 
@@ -120,7 +123,8 @@ service ServiceManager {
   // Only the 100 most recent service configurations and ones referenced by
   // existing rollouts are kept for each service. The rest will be deleted
   // eventually.
-  rpc CreateServiceConfig(CreateServiceConfigRequest) returns (google.api.Service) {
+  rpc CreateServiceConfig(CreateServiceConfigRequest)
+      returns (google.api.Service) {
     option (google.api.http) = {
       post: "/v1/services/{service_name}/configs"
       body: "service_config"
@@ -133,14 +137,16 @@ service ServiceManager {
   // Specification). This method stores the source configurations as well as the
   // generated service configuration. To rollout the service configuration to
   // other services,
-  // please call [CreateServiceRollout][google.api.servicemanagement.v1.ServiceManager.CreateServiceRollout].
+  // please call
+  // [CreateServiceRollout][google.api.servicemanagement.v1.ServiceManager.CreateServiceRollout].
   //
   // Only the 100 most recent configuration sources and ones referenced by
   // existing service configurtions are kept for each service. The rest will be
   // deleted eventually.
   //
   // Operation<response: SubmitConfigSourceResponse>
-  rpc SubmitConfigSource(SubmitConfigSourceRequest) returns (google.longrunning.Operation) {
+  rpc SubmitConfigSource(SubmitConfigSourceRequest)
+      returns (google.longrunning.Operation) {
     option (google.api.http) = {
       post: "/v1/services/{service_name}/configs:submit"
       body: "*"
@@ -149,13 +155,15 @@ service ServiceManager {
 
   // Lists the history of the service configuration rollouts for a managed
   // service, from the newest to the oldest.
-  rpc ListServiceRollouts(ListServiceRolloutsRequest) returns (ListServiceRolloutsResponse) {
+  rpc ListServiceRollouts(ListServiceRolloutsRequest)
+      returns (ListServiceRolloutsResponse) {
     option (google.api.http) = {
       get: "/v1/services/{service_name}/rollouts"
     };
   }
 
-  // Gets a service configuration [rollout][google.api.servicemanagement.v1.Rollout].
+  // Gets a service configuration
+  // [rollout][google.api.servicemanagement.v1.Rollout].
   rpc GetServiceRollout(GetServiceRolloutRequest) returns (Rollout) {
     option (google.api.http) = {
       get: "/v1/services/{service_name}/rollouts/{rollout_id}"
@@ -176,7 +184,8 @@ service ServiceManager {
   // service. The rest will be deleted eventually.
   //
   // Operation<response: Rollout>
-  rpc CreateServiceRollout(CreateServiceRolloutRequest) returns (google.longrunning.Operation) {
+  rpc CreateServiceRollout(CreateServiceRolloutRequest)
+      returns (google.longrunning.Operation) {
     option (google.api.http) = {
       post: "/v1/services/{service_name}/rollouts"
       body: "rollout"
@@ -194,32 +203,35 @@ service ServiceManager {
   // If GenerateConfigReportRequest.old_value is not specified, this method
   // will compare GenerateConfigReportRequest.new_value with the last pushed
   // service configuration.
-  rpc GenerateConfigReport(GenerateConfigReportRequest) returns (GenerateConfigReportResponse) {
+  rpc GenerateConfigReport(GenerateConfigReportRequest)
+      returns (GenerateConfigReportResponse) {
     option (google.api.http) = {
       post: "/v1/services:generateConfigReport"
       body: "*"
     };
   }
 
-  // Enables a [service][google.api.servicemanagement.v1.ManagedService] for a project, so it can be used
-  // for the project. See
-  // [Cloud Auth Guide](https://cloud.google.com/docs/authentication) for
-  // more information.
+  // Enables a [service][google.api.servicemanagement.v1.ManagedService] for a
+  // project, so it can be used for the project. See [Cloud Auth
+  // Guide](https://cloud.google.com/docs/authentication) for more information.
   //
   // Operation<response: EnableServiceResponse>
-  rpc EnableService(EnableServiceRequest) returns (google.longrunning.Operation) {
+  rpc EnableService(EnableServiceRequest)
+      returns (google.longrunning.Operation) {
     option (google.api.http) = {
       post: "/v1/services/{service_name}:enable"
       body: "*"
     };
   }
 
-  // Disables a [service][google.api.servicemanagement.v1.ManagedService] for a project, so it can no longer be
-  // be used for the project. It prevents accidental usage that may cause
-  // unexpected billing charges or security leaks.
+  // Disables a [service][google.api.servicemanagement.v1.ManagedService] for a
+  // project, so it can no longer be be used for the project. It prevents
+  // accidental usage that may cause unexpected billing charges or security
+  // leaks.
   //
   // Operation<response: DisableServiceResponse>
-  rpc DisableService(DisableServiceRequest) returns (google.longrunning.Operation) {
+  rpc DisableService(DisableServiceRequest)
+      returns (google.longrunning.Operation) {
     option (google.api.http) = {
       post: "/v1/services/{service_name}:disable"
       body: "*"