media: Remove Browser CDM implementation

content/renderer/media/android/renderer_media_player_manager.h

Index: content/renderer/media/android/renderer_media_player_manager.h
diff --git a/content/renderer/media/android/renderer_media_player_manager.h b/content/renderer/media/android/renderer_media_player_manager.h
index 2b6b74cc018e1a009fd949e0de84779e56d90370..608a55e917c150c1603f812581cb6dc319dd53c8 100644
--- a/content/renderer/media/android/renderer_media_player_manager.h
+++ b/content/renderer/media/android/renderer_media_player_manager.h
@@ -84,11 +84,6 @@ class RendererMediaPlayerManager :
   // Requests the player to enter fullscreen.
   void EnterFullscreen(int player_id);
 
-  // Requests the player with |player_id| to use the CDM with |cdm_id|.
-  // Does nothing if |cdm_id| is kInvalidCdmId.
-  // TODO(xhwang): Update this when we implement setCdm(0).
-  void SetCdm(int player_id, int cdm_id);
-
   // Registers and unregisters a WebMediaPlayerAndroid object.
   int RegisterMediaPlayer(media::RendererMediaPlayerInterface* player) override;
   void UnregisterMediaPlayer(int player_id) override;