Added default implementations of GetAcceleratorForCommandId.

ui/base/models/button_menu_item_model.cc

 // 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.
 
 #include "ui/base/models/button_menu_item_model.h"
 
 #include "ui/base/l10n/l10n_util.h"
 
 namespace ui {
 
 bool ButtonMenuItemModel::Delegate::IsItemForCommandIdDynamic(
     int command_id) const {
   return false;
 }
 
 base::string16 ButtonMenuItemModel::Delegate::GetLabelForCommandId(
     int command_id) const {
   return base::string16();
 }
 
 bool ButtonMenuItemModel::Delegate::IsCommandIdEnabled(int command_id) const {
   return true;
 }
 
 bool ButtonMenuItemModel::Delegate::DoesCommandIdDismissMenu(
     int command_id) const {
   return true;
 }
 
+bool ButtonMenuItemModel::Delegate::GetAcceleratorForCommandId(
+    int command_id,
+    ui::Accelerator* accelerator) const {
+  return false;
+}
+
 struct ButtonMenuItemModel::Item {
   int command_id;
   ButtonType type;
   base::string16 label;
   int icon_idr;
   bool part_of_group;
 };
 
 ButtonMenuItemModel::ButtonMenuItemModel(
     int string_id,
@@ skipping 95 matching lines @@
 }
 
 bool ButtonMenuItemModel::DoesCommandIdDismissMenu(int command_id) const {
   if (delegate_)
     return delegate_->DoesCommandIdDismissMenu(command_id);
   return true;
 }
 
 
 }  // namespace ui