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

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

Index: chrome/browser/media/android/remote/remote_media_player_manager.h
diff --git a/chrome/browser/media/android/remote/remote_media_player_manager.h b/chrome/browser/media/android/remote/remote_media_player_manager.h
index 0e1e6c7ffd7d22d685c5c030ff37d8373da15072..d57e3d7a5891c8d0f05659a401661b9b194dedd6 100644
--- a/chrome/browser/media/android/remote/remote_media_player_manager.h
+++ b/chrome/browser/media/android/remote/remote_media_player_manager.h
@@ -18,6 +18,10 @@
 
 struct MediaPlayerHostMsg_Initialize_Params;
 
+namespace blink {
+enum class WebRemotePlaybackAvailability;
+}
+
 namespace remote_media {
 
 // media::MediaPlayerManager implementation that allows the user to play media
@@ -41,7 +45,8 @@ class RemoteMediaPlayerManager : public content::BrowserMediaPlayerManager {
   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);