Better distinguish didFinishLoad and didStopLoading

chrome/android/javatests/src/org/chromium/chrome/browser/HistoryUITest.java

 // 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.
 
 package org.chromium.chrome.browser;
 
 import android.app.Dialog;
 import android.support.v7.app.AlertDialog;
 import android.test.FlakyTest;
 import android.util.JsonReader;
@@ skipping 161 matching lines @@
         loadUrl(TestHttpServerClient.getUrl("chrome/test/data/android/get_title_test.html"));
         loadUrl(HISTORY_URL);
         UiUtils.settleDownUI(getInstrumentation());
         assertResultCountReaches(getActivity().getCurrentContentViewCore(), 2);
 
         // Search for one of them.
         Tab tab = getActivity().getActivityTab();
         final CallbackHelper loadCallback = new CallbackHelper();
         TabObserver observer = new EmptyTabObserver() {
             @Override
-            public void onLoadStopped(Tab tab) {
+            public void onLoadStopped(Tab tab, boolean toDifferentDocument) {
                 if (tab.getUrl().startsWith(HISTORY_URL)) {
                     loadCallback.notifyCalled();
                 }
             }
         };
         tab.addObserver(observer);
         runJavaScriptCodeInCurrentTab("historyView.setSearch('about')");
         loadCallback.waitForCallback(0);
         assertResultCountReaches(getActivity().getCurrentContentViewCore(), 1);
 
@@ skipping 114 matching lines @@
                     public boolean isSatisfied() {
                         return mainActivity.getActivityTab() != null
                                 && !mainActivity.getActivityTab().isFrozen();
                     }
                 }));
         JavaScriptUtils.executeJavaScriptAndWaitForResult(
                 mainActivity.getCurrentContentViewCore().getWebContents(), "reloadHistory()");
         assertResultCountReaches(getActivity().getCurrentContentViewCore(), 0);
     }
 }