aura: Rename OnWindowVisisbilityChanged() to OnWindowTargetVisibilityChanged().

ui/aura/test/test_window_delegate.h

 // Copyright (c) 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.
 
 #ifndef UI_AURA_TEST_TEST_WINDOW_DELEGATE_H_
 #define UI_AURA_TEST_TEST_WINDOW_DELEGATE_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 28 matching lines @@
       const gfx::Point& location) OVERRIDE;
   virtual bool OnMouseEvent(MouseEvent* event) OVERRIDE;
   virtual ui::TouchStatus OnTouchEvent(TouchEvent* event) OVERRIDE;
   virtual ui::GestureStatus OnGestureEvent(GestureEvent* event) OVERRIDE;
   virtual bool CanFocus() OVERRIDE;
   virtual void OnCaptureLost() OVERRIDE;
   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
   virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE;
   virtual void OnWindowDestroying() OVERRIDE;
   virtual void OnWindowDestroyed() OVERRIDE;
-  virtual void OnWindowVisibilityChanged(bool visible) OVERRIDE;
+  virtual void OnWindowTargetVisibilityChanged(bool visible) OVERRIDE;
   virtual bool HasHitTestMask() const OVERRIDE;
   virtual void GetHitTestMask(gfx::Path* mask) const OVERRIDE;
 
  private:
   int window_component_;
 
   DISALLOW_COPY_AND_ASSIGN(TestWindowDelegate);
 };
 
 // A simple WindowDelegate implementation for these tests. It owns itself
@@ skipping 62 matching lines @@
   int key_press_count_;
   int key_release_count_;
 
   DISALLOW_COPY_AND_ASSIGN(EventCountDelegate);
 };
 
 }  // namespace test
 }  // namespace aura
 
 #endif  // UI_AURA_TEST_TEST_WINDOW_DELEGATE_H_