Add srcObject attribute of type MediaStream to HTMLMediaElement.

third_party/WebKit/public/web/WebFrameClient.h

Index: third_party/WebKit/public/web/WebFrameClient.h
diff --git a/third_party/WebKit/public/web/WebFrameClient.h b/third_party/WebKit/public/web/WebFrameClient.h
index 5fd21c9dc1ceb855c01633ff06731e3ecf9f89b1..2303209322ff86bd983b556e460bba8cbbb7061c 100644
--- a/third_party/WebKit/public/web/WebFrameClient.h
+++ b/third_party/WebKit/public/web/WebFrameClient.h
@@ -76,10 +76,12 @@ class WebExternalPopupMenuClient;
 class WebFormElement;
 class WebGeolocationClient;
 class WebInstalledAppClient;
+class WebMediaElementSource;
 class WebMediaPlayer;
 class WebMediaPlayerClient;
 class WebMediaPlayerEncryptedMediaClient;
 class WebMediaSession;
+class WebMediaStream;
 class WebMIDIClient;
 class WebNotificationPermissionCallback;
 class WebPermissionClient;
@@ -115,7 +117,7 @@ public:
 
     // May return null.
     // WebContentDecryptionModule* may be null if one has not yet been set.
-    virtual WebMediaPlayer* createMediaPlayer(const WebURL&, WebMediaPlayerClient*, WebMediaPlayerEncryptedMediaClient*, WebContentDecryptionModule*, const WebString& sinkId, WebMediaSession*) { return 0; }
+    virtual WebMediaPlayer* createMediaPlayer(const WebMediaElementSource&, WebMediaPlayerClient*, WebMediaPlayerEncryptedMediaClient*, WebContentDecryptionModule*, const WebString& sinkId, WebMediaSession*) { return 0; }
 
     // May return null.
     virtual WebMediaSession* createMediaSession() { return 0; }