Decouple MediaSession messages from WebContents (full patch)

content/browser/media/session/media_session_controller.cc

Index: content/browser/media/session/media_session_controller.cc
diff --git a/content/browser/media/session/media_session_controller.cc b/content/browser/media/session/media_session_controller.cc
index 029e24da527365198ba173e731fdf5510728ab07..970bb4cb738f344d13d337684a78f08dae89d254 100644
--- a/content/browser/media/session/media_session_controller.cc
+++ b/content/browser/media/session/media_session_controller.cc
@@ -5,7 +5,7 @@
 #include "content/browser/media/session/media_session_controller.h"
 
 #include "content/browser/media/media_web_contents_observer.h"
-#include "content/browser/media/session/media_session.h"
+#include "content/browser/media/session/media_session_impl.h"
 #include "content/common/media/media_player_delegate_messages.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_frame_host.h"
@@ -19,7 +19,8 @@ MediaSessionController::MediaSessionController(
     : id_(id),
       media_web_contents_observer_(media_web_contents_observer),
       media_session_(
-          MediaSession::Get(media_web_contents_observer_->web_contents())) {}
+          MediaSessionImpl::Get(media_web_contents_observer_->web_contents())) {
+}
 
 MediaSessionController::~MediaSessionController() {
   if (!has_session_)