Remove dependency of WebData on notifications

chrome/browser/extensions/api/identity/identity_signin_flow.cc

 // Copyright 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/extensions/api/identity/identity_signin_flow.h"
 
 #include "chrome/browser/app_mode/app_mode_utils.h"
 #include "chrome/browser/signin/token_service.h"
 #include "chrome/browser/signin/token_service_factory.h"
 #include "chrome/browser/ui/webui/signin/login_ui_service.h"
 #include "chrome/browser/ui/webui/signin/login_ui_service_factory.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "google_apis/gaia/gaia_constants.h"
 
 namespace extensions {
 
 IdentitySigninFlow::IdentitySigninFlow(Delegate* delegate, Profile* profile)
     : delegate_(delegate),
       profile_(profile) {
 }
 
 IdentitySigninFlow::~IdentitySigninFlow() {
@@ skipping 25 matching lines @@
                                  const content::NotificationSource& source,
                                  const content::NotificationDetails& details) {
   CHECK(type == chrome::NOTIFICATION_TOKEN_AVAILABLE);
   TokenService::TokenAvailableDetails* token_details =
       content::Details<TokenService::TokenAvailableDetails>(details).ptr();
   if (token_details->service() == GaiaConstants::kGaiaOAuth2LoginRefreshToken)
     delegate_->SigninSuccess(token_details->token());
 }
 
 }  // namespace extensions