Delete obviously unneeded forward declarations in chrome/browser/*.h.

chrome/browser/app_controller_mac.h

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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.
 
 #ifndef CHROME_BROWSER_APP_CONTROLLER_MAC_H_
 #define CHROME_BROWSER_APP_CONTROLLER_MAC_H_
 #pragma once
 
 #import <Cocoa/Cocoa.h>
 #include <vector>
 
 #include "base/scoped_nsobject.h"
 #include "base/scoped_ptr.h"
 
 @class AboutWindowController;
 class BookmarkMenuBridge;
 class CommandUpdater;
-@class CrApplication;
 class GURL;
 class HistoryMenuBridge;
 @class PreferencesWindowController;
 class Profile;
 
 // The application controller object, created by loading the MainMenu nib.
 // This handles things like responding to menus when there are no windows
 // open, etc and acts as the NSApplication delegate.
 @interface AppController : NSObject<NSUserInterfaceValidations> {
  @private
@@ skipping 57 matching lines @@
 
 // Get the URLs that Launch Services expects the browser to open at startup.
 - (const std::vector<GURL>&)startupUrls;
 
 // Clear the list of startup URLs.
 - (void)clearStartupUrls;
 
 @end
 
 #endif