[MD History] Force history results to be processed in order.

chrome/test/data/webui/md_history/md_history_browsertest.js

Index: chrome/test/data/webui/md_history/md_history_browsertest.js
diff --git a/chrome/test/data/webui/md_history/md_history_browsertest.js b/chrome/test/data/webui/md_history/md_history_browsertest.js
index 200a0c120ead8f14c5c2986b8144c1102a65a206..f2a329a5342535ef26fc581f13f174deaee524d6 100644
--- a/chrome/test/data/webui/md_history/md_history_browsertest.js
+++ b/chrome/test/data/webui/md_history/md_history_browsertest.js
@@ -45,7 +45,7 @@ MaterialHistoryBrowserTest.prototype = {
 
     suiteSetup(function() {
       // Wait for the top-level app element to be upgraded.
-      return waitForUpgrade($('history-app')).then(function() {
+      return waitForAppUpgrade().then(function() {
         $('history-app').queryState_.queryingDisabled = true;
       });
     });
@@ -132,7 +132,7 @@ MaterialHistoryWithQueryParamTest.prototype = {
       });
 
       // Wait for the top-level app element to be upgraded.
-      return waitForUpgrade($('history-app'));
+      return waitForAppUpgrade();
     });
   },
 };