Nukes USE_AURA ifdefs from views

ui/views/bubble/bubble_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_VIEWS_BUBBLE_BUBBLE_DELEGATE_H_
 #define UI_VIEWS_BUBBLE_BUBBLE_DELEGATE_H_
 
 #include "base/gtest_prod_util.h"
 #include "ui/gfx/animation/animation_delegate.h"
 #include "ui/views/bubble/bubble_border.h"
@@ skipping 152 matching lines @@
   FRIEND_TEST_ALL_PREFIXES(BubbleDelegateTest, CreateDelegate);
   FRIEND_TEST_ALL_PREFIXES(BubbleDelegateTest, NonClientHitTest);
 
   // Update the bubble color from |theme|, unless it was explicitly set.
   void UpdateColorsFromTheme(const ui::NativeTheme* theme);
 
   // Handles widget visibility changes.
   void HandleVisibilityChanged(Widget* widget, bool visible);
 
   // Fade animation for bubble.
+  // TODO(sky): remove this, not needed anymore.
   scoped_ptr<gfx::SlideAnimation> fade_animation_;
 
   // Flags controlling bubble closure on the escape key and deactivation.
   bool close_on_esc_;
   bool close_on_deactivate_;
 
   // The view and widget to which this bubble is anchored. Since an anchor view
   // can be deleted without notice, we store it in the ViewStorage and retrieve
   // it from there. It will make sure that the view is still valid.
   const int anchor_view_storage_id_;
@@ skipping 40 matching lines @@
 
   // Parent native window of the bubble.
   gfx::NativeView parent_window_;
 
   DISALLOW_COPY_AND_ASSIGN(BubbleDelegateView);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_BUBBLE_BUBBLE_DELEGATE_H_