Change grow box computation back to a method on BrowserWindow

chrome/browser/ui/browser_window.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 CHROME_BROWSER_UI_BROWSER_WINDOW_H_
 #define CHROME_BROWSER_UI_BROWSER_WINDOW_H_
 #pragma once
 
 #include "chrome/browser/ui/bookmarks/bookmark_bar.h"
 #include "chrome/browser/ui/fullscreen_exit_bubble_type.h"
@@ skipping 189 matching lines @@
 
   // Returns whether the bookmark bar is animating or not.
   virtual bool IsBookmarkBarAnimating() const = 0;
 
   // Returns whether the tab strip is editable (for extensions).
   virtual bool IsTabStripEditable() const = 0;
 
   // Returns whether the tool bar is visible or not.
   virtual bool IsToolbarVisible() const = 0;
 
+  // Returns the rect where the resize corner should be drawn by the render
+  // widget host view (on top of what the renderer returns). We return an empty
+  // rect to identify that there shouldn't be a resize corner (in the cases
+  // where we take care of it ourselves at the browser level).
+  virtual gfx::Rect GetRootWindowResizerRect() const = 0;
+
   // Returns whether the window is a panel. This is not always synonomous
   // with the associated browser having type panel since some environments
   // may draw popups in panel windows.
   virtual bool IsPanel() const = 0;
 
   // Tells the frame not to render as inactive until the next activation change.
   // This is required on Windows when dropdown selects are shown to prevent the
   // select from deactivating the browser frame. A stub implementation is
   // provided here since the functionality is Windows-specific.
   virtual void DisableInactiveFrame() {}
@@ skipping 187 matching lines @@
 
   // Returns the ToolbarView.
   virtual ToolbarView* GetToolbarView() const = 0;
 #endif
 
  protected:
   virtual ~BrowserWindowTesting() {}
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_WINDOW_H_