[MediaRouter] Renames CloseRoute() to Terminate() and creates DetachRoute()

chrome/browser/media/router/mock_media_router.h

Index: chrome/browser/media/router/mock_media_router.h
diff --git a/chrome/browser/media/router/mock_media_router.h b/chrome/browser/media/router/mock_media_router.h
index cf2ef0918e2b1ef0c436f8c1da87b0d6156febf7..2b81ce80466d38c39de636730355c83b44e52e8b 100644
--- a/chrome/browser/media/router/mock_media_router.h
+++ b/chrome/browser/media/router/mock_media_router.h
@@ -35,7 +35,8 @@ class MockMediaRouter : public MediaRouter {
                     const GURL& origin,
                     content::WebContents* web_contents,
                     const std::vector<MediaRouteResponseCallback>& callbacks));
-  MOCK_METHOD1(CloseRoute, void(const MediaRoute::Id& route_id));
+  MOCK_METHOD1(DetachRoute, void(const MediaRoute::Id& route_id));
+  MOCK_METHOD1(TerminateRoute, void(const MediaRoute::Id& route_id));
   MOCK_METHOD3(SendRouteMessage,
                void(const MediaRoute::Id& route_id,
                     const std::string& message,