Handle config changes for MSE on android

content/common/media/media_player_messages_android.h

Index: content/common/media/media_player_messages_android.h
diff --git a/content/common/media/media_player_messages_android.h b/content/common/media/media_player_messages_android.h
index 99c62e2aa564ac2345d63a4be2d66432ba633126..770dbb1850cc3add8d457daf6fe2469138ecf7d3 100644
--- a/content/common/media/media_player_messages_android.h
+++ b/content/common/media/media_player_messages_android.h
@@ -125,7 +125,7 @@ IPC_MESSAGE_ROUTED1(MediaPlayerMsg_DidMediaPlayerPause,
 IPC_MESSAGE_ROUTED3(MediaPlayerMsg_MediaSeekRequest,
                     int /* player_id */,
                     base::TimeDelta /* time_to_seek */,
-                    bool /* request_texture_peer */)
+                    unsigned /* seek_request_id */)
 
 // The media source player reads data from demuxer
 IPC_MESSAGE_ROUTED3(MediaPlayerMsg_ReadFromDemuxer,
@@ -133,6 +133,10 @@ IPC_MESSAGE_ROUTED3(MediaPlayerMsg_ReadFromDemuxer,
                     media::DemuxerStream::Type /* type */,
                     bool /* seek_done */)
 
+// The player needs new config data
+IPC_MESSAGE_ROUTED1(MediaPlayerMsg_MediaConfigRequest,
+                    int /* player_id */)
+
 // Messages for controllering the media playback in browser process ----------
 
 // Destroy the media player object.
@@ -175,8 +179,9 @@ IPC_MESSAGE_ROUTED1(MediaPlayerHostMsg_ExitFullscreen,
                     int /* player_id */)
 
 // Sent when the seek request is received by the WebMediaPlayerAndroid.
-IPC_MESSAGE_ROUTED1(MediaPlayerHostMsg_MediaSeekRequestAck,
-                    int /* player_id */)
+IPC_MESSAGE_ROUTED2(MediaPlayerHostMsg_MediaSeekRequestAck,
+                    int /* player_id */,
+                    unsigned /* seek_request_id */)
 
 // Inform the media source player that the demuxer is ready.
 IPC_MESSAGE_ROUTED2(MediaPlayerHostMsg_DemuxerReady,