Revert 194594 "Make sure manifest specified shortcut for Extensi..."

trunk/src/chrome/browser/ui/cocoa/accelerator_utils_cocoa.mm

-// Copyright (c) 2013 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 "chrome/browser/profiles/profile.h"
-#include "chrome/browser/ui/cocoa/accelerators_cocoa.h"
-#import "chrome/browser/ui/cocoa/browser_window_utils.h"
-#include "content/public/browser/native_web_keyboard_event.h"
-#include "ui/base/accelerators/accelerator.h"
-#import "ui/base/accelerators/platform_accelerator_cocoa.h"
-#import "ui/base/keycodes/keyboard_code_conversion_mac.h"
-
-namespace chrome {
-
-bool IsChromeAccelerator(const ui::Accelerator& accelerator, Profile* profile) {
-  // The |accelerator| passed in contains a Windows key code but no platform
-  // accelerator info. The Accelerator list is the opposite: It has accelerators
-  // that have key_code() == VKEY_UNKNOWN but they contain a platform
-  // accelerator. We find common ground by converting the passed in Windows key
-  // code to a character and use that when comparing against the Accelerator
-  // list.
-  unichar character;
-  unichar characterIgnoringModifiers;
-  ui::MacKeyCodeForWindowsKeyCode(accelerator.key_code(),
-                                  0,
-                                  &character,
-                                  &characterIgnoringModifiers);
-  NSString* characters =
-      [[[NSString alloc] initWithCharacters:&character length:1] autorelease];
-
-  NSUInteger modifiers =
-      (accelerator.IsCtrlDown() ? NSControlKeyMask : 0) |
-      (accelerator.IsCmdDown() ? NSCommandKeyMask : 0) |
-      (accelerator.IsAltDown() ? NSAlternateKeyMask : 0) |
-      (accelerator.IsShiftDown() ? NSShiftKeyMask : 0);
-
-  NSEvent* event = [NSEvent keyEventWithType:NSKeyDown
-                                    location:NSZeroPoint
-                               modifierFlags:modifiers
-                                   timestamp:0
-                                windowNumber:0
-                                     context:nil
-                                  characters:characters
-                 charactersIgnoringModifiers:characters
-                                   isARepeat:NO
-                                     keyCode:accelerator.key_code()];
-
-  content::NativeWebKeyboardEvent keyboard_event(event);
-  int id = [BrowserWindowUtils getCommandId:keyboard_event];
-  return id != -1;
-}
-
-}  // namespace chrome