Request video element to enter fullscreen when playing protected content

content/renderer/media/android/renderer_media_player_manager.cc

Index: content/renderer/media/android/renderer_media_player_manager.cc
diff --git a/content/renderer/media/android/renderer_media_player_manager.cc b/content/renderer/media/android/renderer_media_player_manager.cc
index 4750549f387b5b23faa057eebd00d993a9b2eb0c..5cc92ad538bfb7e20bf13e61695bc6ad8e35ebcc 100644
--- a/content/renderer/media/android/renderer_media_player_manager.cc
+++ b/content/renderer/media/android/renderer_media_player_manager.cc
@@ -51,6 +51,8 @@ bool RendererMediaPlayerManager::OnMessageReceived(const IPC::Message& msg) {
                         OnConnectedToRemoteDevice)
     IPC_MESSAGE_HANDLER(MediaPlayerMsg_DisconnectedFromRemoteDevice,
                         OnDisconnectedFromRemoteDevice)
+    IPC_MESSAGE_HANDLER(MediaPlayerMsg_RequestFullscreen,
+                        OnRequestFullscreen)
     IPC_MESSAGE_HANDLER(MediaPlayerMsg_DidEnterFullscreen, OnDidEnterFullscreen)
     IPC_MESSAGE_HANDLER(MediaPlayerMsg_DidExitFullscreen, OnDidExitFullscreen)
     IPC_MESSAGE_HANDLER(MediaPlayerMsg_DidMediaPlayerPlay, OnPlayerPlay)
@@ -206,6 +208,12 @@ void RendererMediaPlayerManager::OnPlayerPause(int player_id) {
     player->OnMediaPlayerPause();
 }
 
+void RendererMediaPlayerManager::OnRequestFullscreen(int player_id) {
+  WebMediaPlayerAndroid* player = GetMediaPlayer(player_id);
+  if (player)
+    player->OnRequestFullscreen();
+}
+
 void RendererMediaPlayerManager::EnterFullscreen(int player_id) {
   Send(new MediaPlayerHostMsg_EnterFullscreen(routing_id(), player_id));
 }