Convert GetPreferredSize from:...

chrome/views/button.h

 // Copyright (c) 2006-2008 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_VIEWS_BUTTON_H_
 #define CHROME_VIEWS_BUTTON_H_
 
 #include "chrome/views/base_button.h"
 #include "skia/include/SkBitmap.h"
 
@@ skipping 25 matching lines @@
 
   enum VerticalAlignment {ALIGN_TOP = 0,
                           ALIGN_MIDDLE,
                           ALIGN_BOTTOM };
 
   void SetImageAlignment(HorizontalAlignment h_align,
                          VerticalAlignment v_align);
 
   //
   // Computes the minimum size given the current theme and graphics
-  void GetPreferredSize(CSize *result);
+  gfx::Size GetPreferredSize();
 
   // Returns the MSAA default action of the current view. The string returned
   // describes the default action that will occur when executing
   // IAccessible::DoDefaultAction.
   bool GetAccessibleDefaultAction(std::wstring* action);
 
   // Returns the MSAA role of the current view. The role is what assistive
   // technologies (ATs) use to determine what behavior to expect from a given
   // control.
   bool GetAccessibleRole(VARIANT* role);
@@ skipping 68 matching lines @@
   // this one is shown when toggled.
   std::wstring toggled_tooltip_text_;
 
   DISALLOW_EVIL_CONSTRUCTORS(ToggleButton);
 };
 
 }  // namespace
 
 #endif  // CHROME_VIEWS_BUTTON_H_