Parsing filesystem url before giving it to media player

content/common/media/media_player_messages.h

Index: content/common/media/media_player_messages.h
diff --git a/content/common/media/media_player_messages.h b/content/common/media/media_player_messages.h
index 0adbfa4b9afae5c2bc195ae929a8ef49e409a97e..3e30566da5cef2de51ba7eefa62c30b560c2c5b0 100644
--- a/content/common/media/media_player_messages.h
+++ b/content/common/media/media_player_messages.h
@@ -9,6 +9,7 @@
 
 #include "base/time.h"
 #include "content/common/content_export.h"
+#include "googleurl/src/gurl.h"
 #include "ipc/ipc_message_macros.h"
 
 #undef IPC_MESSAGE_EXPORT
@@ -84,8 +85,8 @@ IPC_MESSAGE_ROUTED0(MediaPlayerHostMsg_DestroyAllMediaPlayers)
 // Initialize a media player object with the given player_id.
 IPC_MESSAGE_ROUTED3(MediaPlayerHostMsg_MediaPlayerInitialize,
                     int /* player_id */,
-                    std::string /* url */,
-                    std::string /* first_party_for_cookies */)
+                    GURL /* url */,
+                    GURL /* first_party_for_cookies */)
 
 // Pause the player.
 IPC_MESSAGE_ROUTED1(MediaPlayerHostMsg_MediaPlayerPause,