Move views::Accelerator to ui in order to use it from aura code.

chrome/browser/ui/panels/panel_browser_view.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 CHROME_BROWSER_UI_PANELS_PANEL_BROWSER_VIEW_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_BROWSER_VIEW_H_
 #pragma once
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 45 matching lines @@
   virtual void Init() OVERRIDE;
   virtual void Close() OVERRIDE;
   virtual void Deactivate() OVERRIDE;
   virtual bool CanResize() const OVERRIDE;
   virtual bool CanMaximize() const OVERRIDE;
   virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
   virtual void UpdateTitleBar() OVERRIDE;
   virtual bool GetSavedWindowPlacement(
       gfx::Rect* bounds,
       ui::WindowShowState* show_state) const OVERRIDE;
-  virtual bool AcceleratorPressed(const views::Accelerator& accelerator)
-      OVERRIDE;
+  virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
 
   // Overridden from views::WidgetDelegate:
   virtual void OnDisplayChanged() OVERRIDE;
   virtual void OnWorkAreaChanged() OVERRIDE;
   virtual bool WillProcessWorkAreaChange() const OVERRIDE;
 
   // Overridden from views::Widget::Observer
   virtual void OnWidgetActivationChanged(views::Widget* widget,
                                          bool active) OVERRIDE;
 
@@ skipping 73 matching lines @@
   base::TimeTicks attention_cleared_time_;
 
   // The last view that had focus in the panel. This is saved so that focus can
   // be restored properly when a drag ends.
   views::View* old_focused_view_;
 
   DISALLOW_COPY_AND_ASSIGN(PanelBrowserView);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_BROWSER_VIEW_H_