Fix for native button focus bug

chrome/views/controls/button/native_button.h

 // Copyright (c) 2009 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_CONTROLS_BUTTON_NATIVE_BUTTON_H_
 #define CHROME_VIEWS_CONTROLS_BUTTON_NATIVE_BUTTON_H_
 
 #include "chrome/common/gfx/chrome_font.h"
 #include "chrome/views/controls/button/button.h"
 #include "chrome/views/controls/button/native_button_wrapper.h"
@@ skipping 30 matching lines @@
   void set_ignore_minimum_size(bool ignore_minimum_size) {
     ignore_minimum_size_ = ignore_minimum_size;
   }
 
   // Called by the wrapper when the actual wrapped native button was pressed.
   void ButtonPressed();
 
   // Overridden from View:
   virtual gfx::Size GetPreferredSize();
   virtual void Layout();
+  virtual void Focus();
 
  protected:
   virtual void ViewHierarchyChanged(bool is_add, View* parent, View* child);
   virtual std::string GetClassName() const;
   virtual bool AcceleratorPressed(const Accelerator& accelerator);
 
   // Create the button wrapper. Can be overridden by subclass to create a
   // wrapper of a particular type. See NativeButtonWrapper interface for types.
   virtual void CreateWrapper();
 
@@ skipping 23 matching lines @@
   // the width/height is non-zero, the preferred size of the button will not be
   // less than this value when the dialog units are converted to pixels.
   gfx::Size minimum_size_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeButton);
 };
 
 }  // namespace views
 
 #endif  // #ifndef CHROME_VIEWS_CONTROLS_BUTTON_NATIVE_BUTTON_H_