vendor: update all dependencies to latest versions

vendor/cloud.google.com/go/speech/apiv1beta1/SyncRecognize_smoke_test.go

@@ -1,4 +1,4 @@
-// Copyright 2017, Google Inc. All rights reserved.
+// Copyright 2017, Google LLC All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/cloud.google.com/go/speech/apiv1beta1/doc.go

@@ -1,4 +1,4 @@
-// Copyright 2017, Google Inc. All rights reserved.
+// Copyright 2017, Google LLC All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -14,9 +14,11 @@
 
 // AUTO-GENERATED CODE. DO NOT EDIT.
 
-// Package speech is an experimental, auto-generated package for the
+// Package speech is an auto-generated package for the
 // Google Cloud Speech API.
 //
+//   NOTE: This package is in alpha. It is not stable, and is likely to change.
+//
 // Google Cloud Speech API.
 package speech // import "cloud.google.com/go/speech/apiv1beta1"
 
@@ -25,11 +27,15 @@ import (
 	"google.golang.org/grpc/metadata"
 )
 
-func insertXGoog(ctx context.Context, val []string) context.Context {
-	md, _ := metadata.FromOutgoingContext(ctx)
-	md = md.Copy()
-	md["x-goog-api-client"] = val
-	return metadata.NewOutgoingContext(ctx, md)
+func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
+	out, _ := metadata.FromOutgoingContext(ctx)
+	out = out.Copy()
+	for _, md := range mds {
+		for k, v := range md {
+			out[k] = append(out[k], v...)
+		}
+	}
+	return metadata.NewOutgoingContext(ctx, out)
 }
 
 // DefaultAuthScopes reports the default set of authentication scopes to use with this package.

vendor/cloud.google.com/go/speech/apiv1beta1/mock_test.go

@@ -1,4 +1,4 @@
-// Copyright 2017, Google Inc. All rights reserved.
+// Copyright 2017, Google LLC All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/cloud.google.com/go/speech/apiv1beta1/speech_client.go

@@ -1,4 +1,4 @@
-// Copyright 2017, Google Inc. All rights reserved.
+// Copyright 2017, Google LLC All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -30,6 +30,7 @@ import (
 	longrunningpb "google.golang.org/genproto/googleapis/longrunning"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/metadata"
 )
 
 // CallOptions contains the retry settings for each method of Client.
@@ -84,8 +85,8 @@ type Client struct {
 	// The call options for this service.
 	CallOptions *CallOptions
 
-	// The metadata to be sent with each request.
-	xGoogHeader []string
+	// The x-goog-* metadata to be sent with each request.
+	xGoogMetadata metadata.MD
 }
 
 // NewClient creates a new speech client.
@@ -134,13 +135,13 @@ func (c *Client) Close() error {
 func (c *Client) setGoogleClientInfo(keyval ...string) {
 	kv := append([]string{"gl-go", version.Go()}, keyval...)
 	kv = append(kv, "gapic", version.Repo, "gax", gax.Version, "grpc", grpc.Version)
-	c.xGoogHeader = []string{gax.XGoogHeader(kv...)}
+	c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
 }
 
 // SyncRecognize performs synchronous speech recognition: receive results after all audio
 // has been sent and processed.
 func (c *Client) SyncRecognize(ctx context.Context, req *speechpb.SyncRecognizeRequest, opts ...gax.CallOption) (*speechpb.SyncRecognizeResponse, error) {
-	ctx = insertXGoog(ctx, c.xGoogHeader)
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
 	opts = append(c.CallOptions.SyncRecognize[0:len(c.CallOptions.SyncRecognize):len(c.CallOptions.SyncRecognize)], opts...)
 	var resp *speechpb.SyncRecognizeResponse
 	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
@@ -161,7 +162,7 @@ func (c *Client) SyncRecognize(ctx context.Context, req *speechpb.SyncRecognizeR
 // Operation.error or an Operation.response which contains
 // an AsyncRecognizeResponse message.
 func (c *Client) AsyncRecognize(ctx context.Context, req *speechpb.AsyncRecognizeRequest, opts ...gax.CallOption) (*AsyncRecognizeOperation, error) {
-	ctx = insertXGoog(ctx, c.xGoogHeader)
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
 	opts = append(c.CallOptions.AsyncRecognize[0:len(c.CallOptions.AsyncRecognize):len(c.CallOptions.AsyncRecognize)], opts...)
 	var resp *longrunningpb.Operation
 	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
@@ -180,7 +181,7 @@ func (c *Client) AsyncRecognize(ctx context.Context, req *speechpb.AsyncRecogniz
 // StreamingRecognize performs bidirectional streaming speech recognition: receive results while
 // sending audio. This method is only available via the gRPC API (not REST).
 func (c *Client) StreamingRecognize(ctx context.Context, opts ...gax.CallOption) (speechpb.Speech_StreamingRecognizeClient, error) {
-	ctx = insertXGoog(ctx, c.xGoogHeader)
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
 	opts = append(c.CallOptions.StreamingRecognize[0:len(c.CallOptions.StreamingRecognize):len(c.CallOptions.StreamingRecognize)], opts...)
 	var resp speechpb.Speech_StreamingRecognizeClient
 	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {

vendor/cloud.google.com/go/speech/apiv1beta1/speech_client_example_test.go

@@ -1,4 +1,4 @@
-// Copyright 2017, Google Inc. All rights reserved.
+// Copyright 2017, Google LLC All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.