SimpleMenuModel and ButtonMenuItemModel implement AcceleratorProvider.

ui/base/models/simple_menu_model.cc

 // Copyright (c) 2012 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/simple_menu_model.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/location.h"
@@ skipping 19 matching lines @@
   MenuSeparatorType separator_type;
 };
 
 ////////////////////////////////////////////////////////////////////////////////
 // SimpleMenuModel::Delegate, public:
 
 bool SimpleMenuModel::Delegate::IsCommandIdVisible(int command_id) const {
   return true;
 }
 
-bool SimpleMenuModel::Delegate::GetAcceleratorForCommandId(
-    int command_id,
-    ui::Accelerator* accelerator) const {
-  return false;
-}
-
 bool SimpleMenuModel::Delegate::IsItemForCommandIdDynamic(
     int command_id) const {
   return false;
 }
 
 base::string16 SimpleMenuModel::Delegate::GetLabelForCommandId(
     int command_id) const {
   return base::string16();
 }
 
@@ skipping 14 matching lines @@
 
 void SimpleMenuModel::Delegate::CommandIdHighlighted(int command_id) {
 }
 
 void SimpleMenuModel::Delegate::MenuWillShow(SimpleMenuModel* /*source*/) {
 }
 
 void SimpleMenuModel::Delegate::MenuClosed(SimpleMenuModel* /*source*/) {
 }
 
+bool SimpleMenuModel::Delegate::GetAcceleratorForCommandId(
+    int command_id,
+    ui::Accelerator* accelerator) const {
+  return false;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // SimpleMenuModel, public:
 
 SimpleMenuModel::SimpleMenuModel(Delegate* delegate)
     : delegate_(delegate),
       menu_model_delegate_(NULL),
       method_factory_(this) {
 }
 
 SimpleMenuModel::~SimpleMenuModel() {
@@ skipping 361 matching lines @@
 #ifndef NDEBUG
   if (item.type == TYPE_SEPARATOR) {
     DCHECK_EQ(item.command_id, kSeparatorId);
   } else {
     DCHECK_GE(item.command_id, 0);
   }
 #endif  // NDEBUG
 }
 
 }  // namespace ui