[Android, RemotePlayback] Implement HTMLMediaElement.remote.connect().

third_party/WebKit/Source/core/html/HTMLMediaElement.cpp

 /*
  * Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
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  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 2907 matching lines @@
         mediaControls()->refreshCastButtonVisibility();
     if (remotePlaybackClient())
         remotePlaybackClient()->availabilityChanged(routesAvailable);
 }
 
 void HTMLMediaElement::connectedToRemoteDevice()
 {
     m_playingRemotely = true;
     if (mediaControls())
         mediaControls()->startedCasting();
-    if (remotePlaybackClient())
+    if (remotePlaybackClient()) {
+        remotePlaybackClient()->connectionResultReceived(true);

[philipj_slow, 2016/03/23 16:09:31]

This is never called with false, can't the
stateChanged(WebRemotePlaybackState::Connected) call be used to resolve the
promise?

[whywhat, 2016/03/23 18:33:45]

Done. I'll need it later when I plumb the dialog closures back to
HTMLMediaElement but I will add it then :)

         remotePlaybackClient()->stateChanged(WebRemotePlaybackState::Connected);
+    }
 }
 
 void HTMLMediaElement::disconnectedFromRemoteDevice()
 {
     m_playingRemotely = false;
     if (mediaControls())
         mediaControls()->stoppedCasting();
     if (remotePlaybackClient())
         remotePlaybackClient()->stateChanged(WebRemotePlaybackState::Disconnected);
 }
@@ skipping 885 matching lines @@
 {
     visitor->trace(m_client);
 }
 
 DEFINE_TRACE(HTMLMediaElement::AudioSourceProviderImpl)
 {
     visitor->trace(m_client);
 }
 
 } // namespace blink