[Blink, RemotePlaybackAPI] Create WebRemotePlaybackClient in HTMLMediaElement ctor to avoid lazy in…

third_party/WebKit/Source/core/loader/EmptyClients.cpp

 /*
  * Copyright (C) 2006 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009, 2012 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 154 matching lines @@
   return nullptr;
 }
 
 std::unique_ptr<WebMediaPlayer> EmptyFrameLoaderClient::createWebMediaPlayer(
     HTMLMediaElement&,
     const WebMediaPlayerSource&,
     WebMediaPlayerClient*) {
   return nullptr;
 }
 
+WebRemotePlaybackClient* EmptyFrameLoaderClient::createWebRemotePlaybackClient(
+    HTMLMediaElement&) {
+  return nullptr;
+}
+
 void EmptyTextCheckerClient::requestCheckingOfString(TextCheckingRequest*) {}
 
 void EmptyTextCheckerClient::cancelAllPendingRequests() {}
 
 std::unique_ptr<WebServiceWorkerProvider>
 EmptyFrameLoaderClient::createServiceWorkerProvider() {
   return nullptr;
 }
 
 std::unique_ptr<WebApplicationCacheHost>
 EmptyFrameLoaderClient::createApplicationCacheHost(
     WebApplicationCacheHostClient*) {
   return nullptr;
 }
 
 }  // namespace blink