Change grow box computation back to a method on BrowserWindow

content/browser/renderer_host/render_widget_host_view_aura.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 CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_AURA_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_AURA_H_
 #pragma once
 
 #include <map>
 
 #include "content/browser/renderer_host/render_widget_host_view.h"
 #include "content/common/content_export.h"
 #include "ui/aura/client/activation_delegate.h"
 #include "ui/aura/window_delegate.h"
 #include "ui/base/ime/text_input_client.h"
+#include "ui/gfx/rect.h"
 #include "ui/gfx/compositor/compositor_observer.h"
 #include "webkit/glue/webcursor.h"
 
 #if defined(UI_COMPOSITOR_IMAGE_TRANSPORT)
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
 #endif
 
 namespace gfx {
 class Canvas;
@@ skipping 203 matching lines @@
   gfx::PluginWindowHandle current_surface_;
 #endif
 
   // If non-NULL we're in OnPaint() and this is the supplied canvas.
   gfx::Canvas* paint_canvas_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewAura);
 };
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_AURA_H_