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

chrome/browser/media/android/remote/remote_media_player_manager.h

 // Copyright 2013 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 CHROME_BROWSER_MEDIA_ANDROID_REMOTE_REMOTE_MEDIA_PLAYER_MANAGER_H_
 #define CHROME_BROWSER_MEDIA_ANDROID_REMOTE_REMOTE_MEDIA_PLAYER_MANAGER_H_
 
 #include <memory>
 #include <set>
 #include <unordered_map>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/scoped_vector.h"
 #include "chrome/browser/media/android/remote/remote_media_player_bridge.h"
 #include "content/browser/media/android/browser_media_player_manager.h"
 #include "media/base/android/media_player_android.h"
 
 struct MediaPlayerHostMsg_Initialize_Params;
 
+namespace blink {
+enum class WebRemotePlaybackAvailability;
+}
+
 namespace remote_media {
 
 // media::MediaPlayerManager implementation that allows the user to play media
 // remotely.
 class RemoteMediaPlayerManager : public content::BrowserMediaPlayerManager {
  public:
   explicit RemoteMediaPlayerManager(
       content::RenderFrameHost* render_frame_host);
   ~RemoteMediaPlayerManager() override;
 
   void OnPlaying(int player_id);
   void OnPaused(int player_id);
 
   // Callback to trigger when a remote device has been unselected.
   void OnRemoteDeviceUnselected(int player_id);
 
   // Callback to trigger when the video on a remote device starts playing.
   void OnRemotePlaybackStarted(int player_id);
 
   // Callback to trigger when the video on a remote device finishes playing.
   void OnRemotePlaybackFinished(int player_id);
 
   // Callback to trigger when the availability of remote routes changes.
-  void OnRouteAvailabilityChanged(int tab_id, bool routes_available);
+  void OnRouteAvailabilityChanged(
+      int player_id, blink::WebRemotePlaybackAvailability availability);
 
   // Callback to trigger when the device picker dialog was dismissed.
   void OnCancelledRemotePlaybackRequest(int player_id);
 
   void OnMediaMetadataChanged(int player_id,
                               base::TimeDelta duration,
                               int width,
                               int height,
                               bool success) override;
 
@@ skipping 66 matching lines @@
   std::unordered_map<int, GURL> poster_urls_;
 
   base::WeakPtrFactory<RemoteMediaPlayerManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RemoteMediaPlayerManager);
 };
 
 } // namespace remote_media
 
 #endif  // CHROME_BROWSER_MEDIA_ANDROID_REMOTE_REMOTE_MEDIA_PLAYER_MANAGER_H_