chore(pubsub): rewrite v2 files with new package

pubsub/go.mod

@@ -0,0 +1,46 @@
+module cloud.google.com/go/pubsub
+
+go 1.21
+
+require (
+	cloud.google.com/go v0.116.0
+	cloud.google.com/go/iam v1.2.2
+	cloud.google.com/go/kms v1.20.1
+	github.com/google/go-cmp v0.6.0
+	github.com/google/uuid v1.6.0
+	github.com/googleapis/gax-go/v2 v2.14.0
+	go.einride.tech/aip v0.68.0
+	go.opencensus.io v0.24.0
+	go.opentelemetry.io/otel v1.29.0
+	go.opentelemetry.io/otel/sdk v1.29.0
+	go.opentelemetry.io/otel/trace v1.29.0
+	golang.org/x/oauth2 v0.24.0
+	golang.org/x/sync v0.10.0
+	golang.org/x/time v0.8.0
+	google.golang.org/api v0.211.0
+	google.golang.org/genproto v0.0.0-20241118233622-e639e219e697
+	google.golang.org/genproto/googleapis/api v0.0.0-20241118233622-e639e219e697
+	google.golang.org/grpc v1.67.1
+	google.golang.org/protobuf v1.35.2
+)
+
+require (
+	cloud.google.com/go/auth v0.12.1 // indirect
+	cloud.google.com/go/auth/oauth2adapt v0.2.6 // indirect
+	cloud.google.com/go/compute/metadata v0.5.2 // indirect
+	cloud.google.com/go/longrunning v0.6.2 // indirect
+	github.com/felixge/httpsnoop v1.0.4 // indirect
+	github.com/go-logr/logr v1.4.2 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/google/s2a-go v0.1.8 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.3.4 // indirect
+	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.54.0 // indirect
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.54.0 // indirect
+	go.opentelemetry.io/otel/metric v1.29.0 // indirect
+	golang.org/x/crypto v0.30.0 // indirect
+	golang.org/x/net v0.32.0 // indirect
+	golang.org/x/sys v0.28.0 // indirect
+	golang.org/x/text v0.21.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20241206012308-a4fef0638583 // indirect
+)

pubsub/v2/apiv1/info.go

@@ -0,0 +1,33 @@
+// Copyright 2024 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package pubsub
+
+// SetGoogleClientInfo sets the name and version of the application in
+// the `x-goog-api-client` header passed on each request. Also passes any
+// provided key-value pairs. Intended for use by Google-written clients.
+//
+// Internal use only.
+func (tc *TopicAdminClient) SetGoogleClientInfo(keyval ...string) {
+	tc.setGoogleClientInfo(keyval...)
+}
+
+// SetGoogleClientInfo sets the name and version of the application in
+// the `x-goog-api-client` header passed on each request. Also passes any
+// provided key-value pairs. Intended for use by Google-written clients.
+//
+// Internal use only.
+func (sc *SubscriptionAdminClient) SetGoogleClientInfo(keyval ...string) {
+	sc.setGoogleClientInfo(keyval...)
+}