[Android] Focus/Blur contents when window focus changes

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

 // Copyright 2012 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.Context;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
 import android.graphics.Rect;
@@ skipping 181 matching lines @@
         mPopupZoomer.finishPendingDraws();
 
         // The view should still be visible as no OnTapListener is set.
         assertEquals(View.VISIBLE, mPopupZoomer.getVisibility());
         assertTrue(mPopupZoomer.isShowing());
     }
 
     @SmallTest
     @Feature({"Navigation"})
     public void testHidePopupOnLosingFocus() throws Exception {
+        // Ensure the test starts off with focus.
+        mContentViewCore.onFocusChanged(true, true);
+        mContentViewCore.onWindowFocusChanged(true);
+
         mPopupZoomer.setBitmap(
                         Bitmap.createBitmap(10, 10, Bitmap.Config.ALPHA_8));
         mPopupZoomer.show(new Rect(0, 0, 5, 5));
 
         // Wait for the animation to finish.
         mPopupZoomer.finishPendingDraws();
 
         // The view should be visible.
         assertEquals(View.VISIBLE, mPopupZoomer.getVisibility());
         assertTrue(mPopupZoomer.isShowing());
 
         // Simulate losing the focus.
         mContentViewCore.onFocusChanged(false, true);
 
         // Wait for the hide animation to finish.
         mPopupZoomer.finishPendingDraws();
 
         // Now that another view has been focused, the view should be invisible.
         assertEquals(View.INVISIBLE, mPopupZoomer.getVisibility());
         assertFalse(mPopupZoomer.isShowing());
     }
 }