Make GetAnchorPoint non const.

views/bubble/bubble_delegate.h

 // Copyright (c) 2011 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 VIEWS_BUBBLE_BUBBLE_DELEGATE_H_
 #define VIEWS_BUBBLE_BUBBLE_DELEGATE_H_
 #pragma once
 
 #include "ui/base/animation/animation_delegate.h"
 #include "views/bubble/bubble_border.h"
@@ skipping 28 matching lines @@
   // WidgetDelegate overrides:
   virtual View* GetInitiallyFocusedView() OVERRIDE;
   virtual View* GetContentsView() OVERRIDE;
   virtual ClientView* CreateClientView(Widget* widget) OVERRIDE;
   virtual NonClientFrameView* CreateNonClientFrameView() OVERRIDE;
 
   bool close_on_esc() const { return close_on_esc_; }
   void set_close_on_esc(bool close_on_esc) { close_on_esc_ = close_on_esc; }
 
   // Get the arrow's anchor point in screen space.
-  virtual gfx::Point GetAnchorPoint() const;
+  virtual gfx::Point GetAnchorPoint();
 
   // Get the arrow's location on the bubble.
   virtual BubbleBorder::ArrowLocation GetArrowLocation() const;
 
   // Get the color used for the background and border.
   virtual SkColor GetColor() const;
 
   // Fade the bubble in or out via Widget transparency.
   // Fade in calls Widget::Show; fade out calls Widget::Close upon completion.
   void StartFade(bool fade_in);
@@ skipping 28 matching lines @@
   // The arrow's location on the bubble.
   BubbleBorder::ArrowLocation arrow_location_;
 
   // The background color of the bubble.
   SkColor color_;
 };
 
 }  // namespace views
 
 #endif  // VIEWS_BUBBLE_BUBBLE_DELEGATE_H_