Move accelerator related files to ui/base/accelerators

ui/base/models/accelerator_cocoa.mm

-// 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/accelerator_cocoa.h"
-
-namespace ui {
-
-AcceleratorCocoa::AcceleratorCocoa() : Accelerator() {}
-
-AcceleratorCocoa::AcceleratorCocoa(NSString* key_code, NSUInteger mask)
-    : Accelerator(ui::VKEY_UNKNOWN, mask),
-      characters_([key_code copy]) {
-}
-
-AcceleratorCocoa::AcceleratorCocoa(const AcceleratorCocoa& accelerator)
-    : Accelerator(accelerator) {
-  characters_.reset([accelerator.characters_ copy]);
-}
-
-AcceleratorCocoa::~AcceleratorCocoa() {}
-
-AcceleratorCocoa& AcceleratorCocoa::operator=(
-    const AcceleratorCocoa& accelerator) {
-  if (this != &accelerator) {
-    *static_cast<Accelerator*>(this) = accelerator;
-    characters_.reset([accelerator.characters_ copy]);
-  }
-  return *this;
-}
-
-bool AcceleratorCocoa::operator==(const AcceleratorCocoa& rhs) const {
-  return [characters_ isEqualToString:rhs.characters_.get()] &&
-  (modifiers_ == rhs.modifiers_);
-}
-
-bool AcceleratorCocoa::operator!=(const AcceleratorCocoa& rhs) const {
-  return !(*this == rhs);
-}
-
-}  // namespace ui