Refactor ProfileOAuth2TokenServiceRequest into OAuth2TokenServiceRequest

components/signin/ios/browser/profile_oauth2_token_service_ios.h

 // Copyright 2014 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 COMPONENTS_SIGNIN_IOS_BROWSER_PROFILE_OAUTH2_TOKEN_SERVICE_IOS_H_
 #define COMPONENTS_SIGNIN_IOS_BROWSER_PROFILE_OAUTH2_TOKEN_SERVICE_IOS_H_
 
 #include <string>
 
 #include "base/threading/thread_checker.h"
 #include "components/signin/core/browser/mutable_profile_oauth2_token_service.h"
 
 class OAuth2AccessTokenFetcher;
 
 namespace ios{
 class ProfileOAuth2TokenServiceIOSProvider;
 }
 
 // A specialization of ProfileOAuth2TokenService that will be returned by
 // ProfileOAuth2TokenServiceFactory for OS_IOS when iOS authentication service
 // is used to lookup OAuth2 tokens.
 //
 // See |ProfileOAuth2TokenService| for usage details.
 //
 // Note: Requests should be started from the UI thread. To start a
-// request from aother thread, please use ProfileOAuth2TokenServiceRequest.
+// request from aother thread, please use OAuth2TokenServiceRequest.
 class ProfileOAuth2TokenServiceIOS : public MutableProfileOAuth2TokenService {
  public:
   ProfileOAuth2TokenServiceIOS();
   virtual ~ProfileOAuth2TokenServiceIOS();
 
   // KeyedService
   virtual void Shutdown() OVERRIDE;
 
   // OAuth2TokenService
   virtual bool RefreshTokenIsAvailable(
@@ skipping 117 matching lines @@
   //
   // If |use_legacy_token_service_| is true, then this
   // |ProfileOAuth2TokenServiceIOS| delegates all calls to the parent
   // |MutableProfileOAuth2TokenService|.
   bool use_legacy_token_service_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileOAuth2TokenServiceIOS);
 };
 
 #endif  // COMPONENTS_SIGNIN_IOS_BROWSER_PROFILE_OAUTH2_TOKEN_SERVICE_IOS_H_