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

media/blink/renderer_media_player_interface.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_BLINK_RENDERER_MEDIA_PLAYER_INTERFACE_H_
 #define MEDIA_BLINK_RENDERER_MEDIA_PLAYER_INTERFACE_H_
 
 // This file contains interfaces modeled after classes in
 // content/renderer/media/android for the purposes of letting clases in
 // this directory implement and/or interact with those classes.
 // It's a stop-gap used to support cast on android until a better solution
 // is implemented: crbug/575276
 
 #include <string>
 #include "base/time/time.h"
 #include "media/blink/webmediaplayer_delegate.h"
 #include "ui/gfx/geometry/rect_f.h"
 #include "url/gurl.h"
 
+namespace blink {
+enum class WebRemotePlaybackAvailability;
+}
+
 // Dictates which type of media playback is being initialized.
 enum MediaPlayerHostMsg_Initialize_Type {
   MEDIA_PLAYER_TYPE_URL,
   MEDIA_PLAYER_TYPE_REMOTE_ONLY,
   MEDIA_PLAYER_TYPE_LAST = MEDIA_PLAYER_TYPE_REMOTE_ONLY
 };
 
 namespace media {
 
 class RendererMediaPlayerInterface {
@@ skipping 17 matching lines @@
 
   // Functions called when media player status changes.
   virtual void OnConnectedToRemoteDevice(
       const std::string& remote_playback_message) = 0;
   virtual void OnDisconnectedFromRemoteDevice() = 0;
   virtual void OnRemotePlaybackStarted() = 0;
   virtual void OnCancelledRemotePlaybackRequest() = 0;
   virtual void OnDidExitFullscreen() = 0;
   virtual void OnMediaPlayerPlay() = 0;
   virtual void OnMediaPlayerPause() = 0;
-  virtual void OnRemoteRouteAvailabilityChanged(bool routes_available) = 0;
+  virtual void OnRemoteRouteAvailabilityChanged(
+      blink::WebRemotePlaybackAvailability availability) = 0;
 
   // Getters of playback state.
   virtual bool paused() const = 0;
 
   // True if the loaded media has a playable video track.
   virtual bool hasVideo() const = 0;
 
   // This function is called by the RendererMediaPlayerManager to pause the
   // video and release the media player and surface texture when we switch tabs.
   // However, the actual GlTexture is not released to keep the video screenshot.
@@ skipping 46 matching lines @@
   virtual void RequestRemotePlaybackStop(int player_id) = 0;
 
   // Registers and unregisters a RendererMediaPlayerInterface object.
   virtual int RegisterMediaPlayer(RendererMediaPlayerInterface* player) = 0;
   virtual void UnregisterMediaPlayer(int player_id) = 0;
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BLINK_RENDERER_MEDIA_PLAYER_INTERFACE_H_