Dismiss EME infobar when WebMediaPlayer is destroyed.

content/browser/media/android/browser_media_player_manager.h

Index: content/browser/media/android/browser_media_player_manager.h
diff --git a/content/browser/media/android/browser_media_player_manager.h b/content/browser/media/android/browser_media_player_manager.h
index 7813d92e5eac9b040f845975f0535c398e3fb88d..5f54a5f4540e15184c05e8b144a5dde8d537fc4b 100644
--- a/content/browser/media/android/browser_media_player_manager.h
+++ b/content/browser/media/android/browser_media_player_manager.h
@@ -150,6 +150,8 @@ class CONTENT_EXPORT BrowserMediaPlayerManager
   void OnReleaseSession(int media_keys_id, uint32 session_id);
   void OnSetMediaKeys(int player_id, int media_keys_id);
 
+  void OnCancelAllPendingSessionCreations(int media_keys_id);
+
 #if defined(VIDEO_HOLE)
   virtual void OnNotifyExternalSurface(
       int player_id, bool is_request, const gfx::RectF& rect);
@@ -178,11 +180,11 @@ class CONTENT_EXPORT BrowserMediaPlayerManager
   void RemoveDrmBridge(int media_keys_id);
 
  private:
-  void GenerateKeyIfAllowed(int media_keys_id,
-                            uint32 session_id,
-                            const std::string& type,
-                            const std::vector<uint8>& init_data,
-                            bool allowed);
+  void CreateSessionIfPermitted(int media_keys_id,

[xhwang, 2013/12/30 19:00:59]

doc about what's happening if not |permitted|, and what's the relation between
this and the info bar.

[Kibeom Kim (inactive), 2013/12/30 21:52:24]

Done.

+                                uint32 session_id,
+                                const std::string& type,
+                                const std::vector<uint8>& init_data,
+                                bool permitted);
 
   // Constructs a MediaPlayerAndroid object. Declared static to permit embedders
   // to override functionality.