[Media Router UI] Fix route-details/sink-list view flashing.

chrome/test/data/webui/media_router/media_router_container_tests.js

 // 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.
 
 /** @fileoverview Suite of tests for media-router-container. */
 cr.define('media_router_container', function() {
   function registerTests() {
     suite('MediaRouterContainer', function() {
       /**
        * Media Router Container created before each test.
@@ skipping 358 matching lines @@
               sinkSubtextList[2]);
           done();
         });
       });
 
       // Tests the expected view when there is only one local active route and
       // media_router_container is created for the first time.
       test('initial view with one local route', function() {
         container.allSinks = fakeSinkList;
         container.routeList = fakeRouteList;
+        container.maybeShowRouteDetailsOnOpen();
 
         checkCurrentView(media_router.MediaRouterView.ROUTE_DETAILS);
       });
 
       // Tests the expected view when there are multiple local active routes
       // and media_router_container is created for the first time.
       test('initial view with multiple local routes', function() {
         container.allSinks = fakeSinkList;
         container.routeList = fakeRouteListWithLocalRoutesOnly;
 
         checkCurrentView(media_router.MediaRouterView.SINK_LIST);
       });
 
       // Tests the expected view when there are no local active routes and
       // media_router_container is created for the first time.
       test('initial view with no local route', function() {
         container.allSinks = fakeSinkList;
         container.routeList = [];
 
         checkCurrentView(media_router.MediaRouterView.SINK_LIST);
       });
 
       // Tests the expected view when there are no local active routes and
       // media_router_container is created for the first time.
       test('view after route is closed remotely', function() {
         container.allSinks = fakeSinkList;
         container.routeList = fakeRouteList;
+        container.maybeShowRouteDetailsOnOpen();
         checkCurrentView(media_router.MediaRouterView.ROUTE_DETAILS);
 
         container.routeList = [];
         checkCurrentView(media_router.MediaRouterView.SINK_LIST);
       });
 
       // Tests for expected visible UI when the view is CAST_MODE_LIST.
       test('cast mode list state visibility', function(done) {
         container.showCastModeList_();
         setTimeout(function() {
@@ skipping 367 matching lines @@
           });
         });
       });
     });
   }
 
   return {
     registerTests: registerTests,
   };
 });