Extract OAuth2AccessTokenFetcher interface.

chrome/browser/chromeos/policy/policy_oauth2_token_fetcher.cc

 // 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/chromeos/policy/policy_oauth2_token_fetcher.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/strings/string_util.h"
 #include "content/public/browser/browser_thread.h"
 #include "google_apis/gaia/gaia_auth_fetcher.h"
 #include "google_apis/gaia/gaia_constants.h"
 #include "google_apis/gaia/gaia_urls.h"
 #include "google_apis/gaia/google_service_auth_error.h"
-#include "google_apis/gaia/oauth2_access_token_fetcher.h"
+#include "google_apis/gaia/oauth2_access_token_fetcher_impl.h"
 #include "net/url_request/url_request_context_getter.h"
 
 using content::BrowserThread;
 
 namespace policy {
 
 namespace {
 
 // Max retry count for token fetching requests.
 const int kMaxRequestAttemptCount = 5;
@@ skipping 25 matching lines @@
       this, GaiaConstants::kChromeSource, auth_context_getter_.get()));
   refresh_token_fetcher_->StartCookieForOAuthLoginTokenExchange(std::string());
 }
 
 void PolicyOAuth2TokenFetcher::StartFetchingAccessToken() {
   std::vector<std::string> scopes;
   scopes.push_back(GaiaConstants::kDeviceManagementServiceOAuth);
   scopes.push_back(
       GaiaUrls::GetInstance()->oauth_wrap_bridge_user_info_scope());
   access_token_fetcher_.reset(
-      new OAuth2AccessTokenFetcher(this, system_context_getter_.get()));
+      new OAuth2AccessTokenFetcherImpl(this, system_context_getter_.get()));
   access_token_fetcher_->Start(
       GaiaUrls::GetInstance()->oauth2_chrome_client_id(),
       GaiaUrls::GetInstance()->oauth2_chrome_client_secret(),
       oauth2_refresh_token_,
       scopes);
 }
 
 void PolicyOAuth2TokenFetcher::OnClientOAuthSuccess(
     const GaiaAuthConsumer::ClientOAuthResult& oauth2_tokens) {
   VLOG(1) << "OAuth2 tokens for policy fetching succeeded.";
@@ skipping 51 matching lines @@
 }
 
 void PolicyOAuth2TokenFetcher::ForwardPolicyToken(
     const std::string& token,
     const GoogleServiceAuthError& error) {
   if (!callback_.is_null())
     callback_.Run(token, error);
 }
 
 }  // namespace policy