[Media Router] Add origins to sink query results.

chrome/browser/ui/webui/media_router/media_router_ui.h

 // Copyright 2015 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_UI_WEBUI_MEDIA_ROUTER_MEDIA_ROUTER_UI_H_
 #define CHROME_BROWSER_UI_WEBUI_MEDIA_ROUTER_MEDIA_ROUTER_UI_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 219 matching lines @@
                             const MediaRoute::Id& route_id);
 
   // Updates the set of supported cast modes and sends the updated set to
   // |handler_|.
   void UpdateCastModes();
 
   // Returns the default presentation request's frame URL if there is one.
   // Otherwise returns an empty GURL.
   GURL GetFrameURL() const;
 
+  GURL GetOrigin(bool for_default_source) const;
+
   // Owned by the |web_ui| passed in the ctor, and guaranteed to be deleted
   // only after it has deleted |this|.
   MediaRouterWebUIMessageHandler* handler_;
 
   // These are non-null while this instance is registered to receive
   // updates from them.
   scoped_ptr<IssuesObserver> issues_observer_;
   scoped_ptr<MediaRoutesObserver> routes_observer_;
 
   // Set to true by |handler_| when the UI has been initialized.
@@ skipping 46 matching lines @@
   // NOTE: Weak pointers must be invalidated before all other member variables.
   // Therefore |weak_factory_| must be placed at the end.
   base::WeakPtrFactory<MediaRouterUI> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaRouterUI);
 };
 
 }  // namespace media_router
 
 #endif  // CHROME_BROWSER_UI_WEBUI_MEDIA_ROUTER_MEDIA_ROUTER_UI_H_