Migrating MediaSession messages to mojo

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 54972feabefcc319e1758e46937b7a1ce1d11736..c180ff28a9e128bfa25c05b90a1cfbcd8cbfa72d 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -218,11 +218,9 @@
 
 #include "content/renderer/java/gin_java_bridge_dispatcher.h"
 #include "content/renderer/media/android/renderer_media_player_manager.h"
-#include "content/renderer/media/android/renderer_media_session_manager.h"
 #include "content/renderer/media/android/renderer_surface_view_manager.h"
 #include "content/renderer/media/android/stream_texture_factory.h"
 #include "content/renderer/media/android/webmediaplayer_android.h"
-#include "content/renderer/media/android/webmediasession_android.h"
 #include "media/base/android/media_codec_util.h"
 #include "third_party/WebKit/public/platform/WebFloatPoint.h"
 #endif
@@ -276,7 +274,6 @@ using blink::WebLocalFrame;
 using blink::WebMediaPlayer;
 using blink::WebMediaPlayerClient;
 using blink::WebMediaPlayerEncryptedMediaClient;
-using blink::WebMediaSession;
 using blink::WebNavigationPolicy;
 using blink::WebNavigationType;
 using blink::WebNode;
@@ -2717,14 +2714,6 @@ blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
   return media_player;
 }
 
-blink::WebMediaSession* RenderFrameImpl::createMediaSession() {
-#if defined(OS_ANDROID)
-  return new WebMediaSessionAndroid(GetMediaSessionManager());
-#else
-  return nullptr;
-#endif  // defined(OS_ANDROID)
-}
-
 blink::WebApplicationCacheHost* RenderFrameImpl::createApplicationCacheHost(
     blink::WebApplicationCacheHostClient* client) {
   if (!frame_ || !frame_->view())
@@ -6198,12 +6187,6 @@ RendererMediaPlayerManager* RenderFrameImpl::GetMediaPlayerManager() {
   return media_player_manager_;
 }
 
-RendererMediaSessionManager* RenderFrameImpl::GetMediaSessionManager() {
-  if (!media_session_manager_)
-    media_session_manager_ = new RendererMediaSessionManager(this);
-  return media_session_manager_;
-}
-
 #endif  // defined(OS_ANDROID)
 
 media::MediaPermission* RenderFrameImpl::GetMediaPermission() {