[Media Router] Wire through a new MRPM call to update media sinks.

chrome/browser/media/router/mojo/media_router_mojo_test.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_MEDIA_ROUTER_MOJO_MEDIA_ROUTER_MOJO_TEST_H_
 #define CHROME_BROWSER_MEDIA_ROUTER_MOJO_MEDIA_ROUTER_MOJO_TEST_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 66 matching lines @@
   MOCK_METHOD2(ListenForRouteMessages,
                void(const mojo::String& route_id,
                     const ListenForRouteMessagesCallback& callback));
   MOCK_METHOD1(StopListeningForRouteMessages,
                void(const mojo::String& route_id));
   MOCK_METHOD1(OnPresentationSessionDetached,
                void(const mojo::String& route_id));
   MOCK_METHOD1(StartObservingMediaRoutes, void(const mojo::String& source));
   MOCK_METHOD1(StopObservingMediaRoutes, void(const mojo::String& source));
   MOCK_METHOD0(EnableMdnsDiscovery, void());
+  MOCK_METHOD0(StartDiscovery, void());
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockMediaRouteProvider);
 };
 
 class MockEventPageTracker : public extensions::EventPageTracker {
  public:
   MockEventPageTracker();
   ~MockEventPageTracker();
 
@@ skipping 33 matching lines @@
   scoped_refptr<extensions::Extension> extension_;
   scoped_ptr<MediaRouterMojoImpl> mock_media_router_;
   scoped_ptr<mojo::Binding<interfaces::MediaRouteProvider>> binding_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaRouterMojoTest);
 };
 
 }  // namespace media_router
 
 #endif  // CHROME_BROWSER_MEDIA_ROUTER_MOJO_MEDIA_ROUTER_MOJO_TEST_H_