[Android] Focus/Blur contents when window focus changes

content/public/android/javatests/src/org/chromium/content/browser/ContentViewCoreSelectionTest.java

 // Copyright 2014 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.content.browser;
 
 import android.content.ClipData;
 import android.content.ClipboardManager;
 import android.content.Context;
 import android.content.Intent;
@@ skipping 688 matching lines @@
                 }
             }
         });
     }
 
     private void requestFocusOnUiThread(final boolean gainFocus) {
         final ContentViewCore contentViewCore = mContentViewCore;
         ThreadUtils.runOnUiThreadBlocking(new Runnable() {
             @Override
             public void run() {
-                contentViewCore.onFocusChanged(gainFocus, true);
+                contentViewCore.onFocusChangedInternal(true, gainFocus, true);

[aelias_OOO_until_Jul13, 2017/03/30 02:06:55]

Would it be difficult to call onFocusChanged directly from these tests instead? 
@VisibleForTesting is a bit of an antipattern.

[mthiesse, 2017/03/30 14:51:51]

Done.

             }
         });
     }
 
     private void copyStringToClipboard(String string) {
         ClipboardManager clipboardManager =
                 (ClipboardManager) getActivity().getSystemService(
                         Context.CLIPBOARD_SERVICE);
         ClipData clip = ClipData.newPlainText("test", string);
         clipboardManager.setPrimaryClip(clip);
@@ skipping 10 matching lines @@
 
     private void waitForInsertion(final boolean show) {
         CriteriaHelper.pollUiThread(Criteria.equals(show, new Callable<Boolean>() {
             @Override
             public Boolean call() {
                 return mSelectionPopupController.isInsertion();
             }
         }));
     }
 }