Cleanup: Remove unneeded includes of notification_service.h in other headers....

chrome/browser/password_manager/password_store_mac.h

 // Copyright (c) 2009 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_PASSWORD_MANAGER_PASSWORD_STORE_MAC_H_
 #define CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_MAC_H_
 #pragma once
 
 #include <vector>
 
 #include "base/scoped_ptr.h"
 #include "base/thread.h"
 #include "chrome/browser/password_manager/login_database.h"
 #include "chrome/browser/password_manager/password_store.h"
-#include "chrome/common/notification_service.h"
 
 class MacKeychain;
+class NotificationService;
 
 // Implements PasswordStore on top of the OS X Keychain, with an internal
 // database for extra metadata. For an overview of the interactions with the
 // Keychain, as well as the rationale for some of the behaviors, see the
 // Keychain integration design doc:
 // http://dev.chromium.org/developers/design-documents/os-x-password-manager-keychain-integration
 class PasswordStoreMac : public PasswordStore {
  public:
   // Takes ownership of |keychain| and |login_db|, both of which must be
   // non-NULL.
@@ skipping 58 matching lines @@
   scoped_ptr<base::Thread> thread_;
 
   // Since we aren't running on a well-known thread but still want to send out
   // notifications, we need to run our own service.
   scoped_ptr<NotificationService> notification_service_;
 
   DISALLOW_COPY_AND_ASSIGN(PasswordStoreMac);
 };
 
 #endif  // CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_MAC_H_