Media Remoting: Add RemotingController.

content/renderer/render_frame_impl.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_RENDERER_RENDER_FRAME_IMPL_H_
 #define CONTENT_RENDERER_RENDER_FRAME_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 87 matching lines @@
 class Point;
 class Range;
 class Rect;
 }
 
 namespace media {
 class CdmFactory;
 class DecoderFactory;
 class MediaPermission;
 class MediaServiceProvider;
+class RemotingController;
 class RendererWebMediaPlayerDelegate;
 class SurfaceManager;
 class UrlIndex;
 class WebEncryptedMediaClientImpl;
 }
 
 namespace shell {
 class InterfaceRegistry;
 class InterfaceProvider;
 }
@@ skipping 923 matching lines @@
   // Sends a reply to the current find operation handling if it was a
   // synchronous find request.
   void SendFindReply(int request_id,
                      int match_count,
                      int ordinal,
                      const blink::WebRect& selection_rect,
                      bool final_status_update);
 
   void InitializeBlameContext(RenderFrameImpl* parent_frame);
 
+#if defined(ENABLE_MEDIA_REMOTING)
+  // Create the RemotingController to control whether to switch to/from media

[xhwang, 2016/10/05 05:27:53]

nit: Create_s_

[xjz, 2016/10/05 17:24:23]

Done.

+  // remoting from/to local playback.
+  std::unique_ptr<media::RemotingController> CreateRemotingController();
+#endif  // defined(ENABLE_MEDIA_REMOTING)
+
   // Stores the WebLocalFrame we are associated with.  This is null from the
   // constructor until BindToWebFrame is called, and it is null after
   // frameDetached is called until destruction (which is asynchronous in the
   // case of the main frame, but not subframes).
   blink::WebLocalFrame* frame_;
 
   // Boolean value indicating whether this RenderFrameImpl object is for the
   // main frame or not. It remains accurate during destruction, even when
   // |frame_| has been invalidated.
   bool is_main_frame_;
@@ skipping 233 matching lines @@
       remote_associated_interfaces_;
 
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_FRAME_IMPL_H_