Dismiss EME infobar when WebMediaPlayer is destroyed.

content/renderer/media/android/proxy_media_keys.h

Index: content/renderer/media/android/proxy_media_keys.h
diff --git a/content/renderer/media/android/proxy_media_keys.h b/content/renderer/media/android/proxy_media_keys.h
index ca5c932d883e1974b7b2b573fcce141a9e8dbfbd..a3559d846a0881ea2ddf862a0c1e16f4b26e27db 100644
--- a/content/renderer/media/android/proxy_media_keys.h
+++ b/content/renderer/media/android/proxy_media_keys.h
@@ -6,6 +6,7 @@
 #define CONTENT_RENDERER_MEDIA_ANDROID_PROXY_MEDIA_KEYS_H_
 
 #include "base/basictypes.h"
+#include "base/containers/hash_tables.h"
 #include "media/base/media_keys.h"
 
 class GURL;
@@ -48,6 +49,7 @@ class ProxyMediaKeys : public media::MediaKeys {
                         const std::string& destination_url);
   void OnSessionReady(uint32 session_id);
   void OnSessionClosed(uint32 session_id);
+  void OnSessionApproved(uint32 session_id, bool success);
   void OnSessionError(uint32 session_id,
                       media::MediaKeys::KeyError error_code,
                       int system_code);
@@ -60,6 +62,7 @@ class ProxyMediaKeys : public media::MediaKeys {
   media::SessionReadyCB session_ready_cb_;
   media::SessionClosedCB session_closed_cb_;
   media::SessionErrorCB session_error_cb_;
+  base::hash_set<uint32> requested_session_id_;

[ddorwin, 2013/12/20 23:59:52]

maybe session_ids_pending_create_ per later discussion.

[xhwang, 2013/12/21 00:40:48]

Typically how big is this set? I wonder if using hash_set<int> is better than
just std::set<int> if not.

 
   DISALLOW_COPY_AND_ASSIGN(ProxyMediaKeys);
 };