Adds support for showing accelerators in bookmark menus.

views/accelerator.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.
 
 // This class describe a keyboard accelerator (or keyboard shortcut).
 // Keyboard accelerators are registered with the FocusManager.
 // It has a copy constructor and assignment operator so that it can be copied.
 // It also defines the < operator so that it can be used as a key in a std::map.
 //
 
 #ifndef VIEWS_ACCELERATOR_H_
 #define VIEWS_ACCELERATOR_H_
 
 #include <string>
 
 #include "app/menus/accelerator.h"
 #include "views/event.h"
 
 namespace views {
 
 class Accelerator : public menus::Accelerator {
  public:
+  Accelerator() : menus::Accelerator() {}
+
   Accelerator(base::KeyboardCode keycode,
               bool shift_pressed, bool ctrl_pressed, bool alt_pressed) {
     key_code_ = keycode;
     modifiers_ = 0;
     if (shift_pressed)
       modifiers_ |= Event::EF_SHIFT_DOWN;
     if (ctrl_pressed)
       modifiers_ |= Event::EF_CONTROL_DOWN;
     if (alt_pressed)
       modifiers_ |= Event::EF_ALT_DOWN;
@@ skipping 23 matching lines @@
  public:
   // This method should return true if the accelerator was processed.
   virtual bool AcceleratorPressed(const Accelerator& accelerator) = 0;
 
  protected:
   virtual ~AcceleratorTarget() {}
 };
 }
 
 #endif  // VIEWS_ACCELERATOR_H_