Media Session: prepare for implicit activation of user created session

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 401 matching lines @@
   // blink::WebFrameClient implementation:
   blink::WebPlugin* createPlugin(blink::WebLocalFrame* frame,
                                  const blink::WebPluginParams& params) override;
   blink::WebMediaPlayer* createMediaPlayer(
       blink::WebLocalFrame* frame,
       blink::WebMediaPlayer::LoadType load_type,
       const blink::WebURL& url,
       blink::WebMediaPlayerClient* client,
       blink::WebMediaPlayerEncryptedMediaClient* encrypted_client,
       blink::WebContentDecryptionModule* initial_cdm,
-      const blink::WebString& sink_id) override;
+      const blink::WebString& sink_id,
+      blink::WebMediaSession* media_session) override;
   blink::WebMediaSession* createMediaSession() override;
   blink::WebApplicationCacheHost* createApplicationCacheHost(
       blink::WebLocalFrame* frame,
       blink::WebApplicationCacheHostClient* client) override;
   blink::WebWorkerContentSettingsClientProxy*
   createWorkerContentSettingsClientProxy(blink::WebLocalFrame* frame) override;
   blink::WebExternalPopupMenu* createExternalPopupMenu(
       const blink::WebPopupMenuInfo& popup_menu_info,
       blink::WebExternalPopupMenuClient* popup_menu_client) override;
   blink::WebCookieJar* cookieJar(blink::WebLocalFrame* frame) override;
@@ skipping 763 matching lines @@
 #endif
 
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_FRAME_IMPL_H_