InternetPageTest: flush dom after interactions

chrome/test/data/webui/settings/internet_page_tests.js

Index: chrome/test/data/webui/settings/internet_page_tests.js
diff --git a/chrome/test/data/webui/settings/internet_page_tests.js b/chrome/test/data/webui/settings/internet_page_tests.js
index f6d3fae5d9c109bed440874f454f063732d4d0e9..b4c35d56097c241c246034070c04da6e83742339 100644
--- a/chrome/test/data/webui/settings/internet_page_tests.js
+++ b/chrome/test/data/webui/settings/internet_page_tests.js
@@ -119,6 +119,7 @@ suite('Internet', function() {
       var wifi = networkSummary_.$$('#WiFi');
       assertTrue(!!wifi);
       MockInteractions.tap(wifi.$$('button.subpage-arrow'));
+      Polymer.dom.flush();
       var subpage = internetPage.$$('settings-internet-subpage');
       assertTrue(!!subpage);
       assertEquals(2, subpage.networkStateList_.length);
@@ -164,6 +165,7 @@ suite('Internet', function() {
       var vpn = networkSummary_.$$('#VPN');
       assertTrue(!!vpn);
       MockInteractions.tap(vpn.$$('button.subpage-arrow'));
+      Polymer.dom.flush();
       var subpage = internetPage.$$('settings-internet-subpage');
       assertTrue(!!subpage);
       assertEquals(2, subpage.networkStateList_.length);