[RemotePlayback] Keep track of source compatibility and reject prompt() correspondingly

third_party/WebKit/public/platform/WebMediaPlayerClient.h

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 22 matching lines @@
 
 #include "WebCommon.h"
 #include "WebMediaPlayer.h"
 
 namespace blink {
 
 class WebInbandTextTrack;
 class WebLayer;
 class WebMediaSource;
 
+enum class WebRemotePlaybackAvailability;
+
 class BLINK_PLATFORM_EXPORT WebMediaPlayerClient {
  public:
   enum VideoTrackKind {
     VideoTrackKindNone,
     VideoTrackKindAlternative,
     VideoTrackKindCaptions,
     VideoTrackKindMain,
     VideoTrackKindSign,
     VideoTrackKindSubtitles,
     VideoTrackKindCommentary
@@ skipping 26 matching lines @@
   virtual WebMediaPlayer::TrackId addVideoTrack(const WebString& id,
                                                 VideoTrackKind,
                                                 const WebString& label,
                                                 const WebString& language,
                                                 bool selected) = 0;
   virtual void removeVideoTrack(WebMediaPlayer::TrackId) = 0;
   virtual void addTextTrack(WebInbandTextTrack*) = 0;
   virtual void removeTextTrack(WebInbandTextTrack*) = 0;
   virtual void mediaSourceOpened(WebMediaSource*) = 0;
   virtual void requestSeek(double) = 0;
-  virtual void remoteRouteAvailabilityChanged(bool) = 0;
+  virtual void remoteRouteAvailabilityChanged(
+      WebRemotePlaybackAvailability) = 0;
   virtual void connectedToRemoteDevice() = 0;
   virtual void disconnectedFromRemoteDevice() = 0;
   virtual void cancelledRemotePlaybackRequest() = 0;
   virtual void remotePlaybackStarted() = 0;
 
   // Returns whether the media element is in an autoplay muted state.
   virtual bool isAutoplayingMuted() = 0;
 
   // Warning: This method will destruct the caller.
   virtual void requestReload(const WebURL& newUrl) = 0;
 
  protected:
   ~WebMediaPlayerClient() {}
 };
 
 }  // namespace blink
 
 #endif