media: Add DefaultMediaPermission.

media/blink/encrypted_media_player_support.h

Index: media/blink/encrypted_media_player_support.h
diff --git a/media/blink/encrypted_media_player_support.h b/media/blink/encrypted_media_player_support.h
index c261ec38c2cda7717327db9afa4e0b788173c3b3..c5120269aa9175bb086acf79a870b6667c306494 100644
--- a/media/blink/encrypted_media_player_support.h
+++ b/media/blink/encrypted_media_player_support.h
@@ -27,6 +27,7 @@ class WebString;
 
 namespace media {
 
+class MediaPermission;
 class WebContentDecryptionModuleImpl;
 
 // Provides support to prefixed EME implementation.
@@ -40,6 +41,7 @@ class EncryptedMediaPlayerSupport
 
   EncryptedMediaPlayerSupport(scoped_ptr<CdmFactory> cdm_factory,
                               blink::WebMediaPlayerClient* client,
+                              MediaPermission* media_permission,
                               const SetCdmContextCB& set_cdm_context_cb);
   ~EncryptedMediaPlayerSupport();
 
@@ -96,6 +98,8 @@ class EncryptedMediaPlayerSupport
 
   blink::WebMediaPlayerClient* client_;
 
+  MediaPermission* media_permission_;
+
   // The currently selected key system. Empty string means that no key system
   // has been selected.
   std::string current_key_system_;