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

third_party/WebKit/public/platform/modules/remoteplayback/WebRemotePlaybackClient.h

Index: third_party/WebKit/public/platform/modules/remoteplayback/WebRemotePlaybackClient.h
diff --git a/third_party/WebKit/public/platform/modules/remoteplayback/WebRemotePlaybackClient.h b/third_party/WebKit/public/platform/modules/remoteplayback/WebRemotePlaybackClient.h
index 6131d9eb2a93b6c9c915efd8757b43d3a9805d9d..23f942ce88a592daf6717771d70cb76a0c71f793 100644
--- a/third_party/WebKit/public/platform/modules/remoteplayback/WebRemotePlaybackClient.h
+++ b/third_party/WebKit/public/platform/modules/remoteplayback/WebRemotePlaybackClient.h
@@ -19,10 +19,14 @@ class WebRemotePlaybackClient {
   virtual void stateChanged(WebRemotePlaybackState) = 0;
 
   // Notifies the client of the remote playback device availability change.
-  virtual void availabilityChanged(bool availability) = 0;
+  virtual void availabilityChanged(bool isRouteAvailable,
+                                   bool isSourceCompatible) = 0;

[dcheng, 2016/11/08 07:40:00]

Let's pass enums instead of bools; it makes the callsites easier to read.

(at the very least, let's make the new parameter an enum)

[whywhat, 2016/11/09 01:38:11]

Done.

 
   // Notifies the client that the user cancelled the prompt shown via the API.
   virtual void promptCancelled() = 0;
+
+  // Returns if the remote playback available for this media element.
+  virtual bool remotePlaybackAvailable() const = 0;
 };
 
 }  // namespace blink