Cleanup: Remove unneeded browser_thread.h includes.

chrome/browser/signin/profile_oauth2_token_service.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/signin/profile_oauth2_token_service.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/stl_util.h"
 #include "base/time/time.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/signin_global_error.h"
 #include "chrome/browser/signin/signin_manager.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/ui/global_error/global_error_service.h"
 #include "chrome/browser/ui/global_error/global_error_service_factory.h"
-#include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
 #include "net/url_request/url_request_context_getter.h"
 
 ProfileOAuth2TokenService::ProfileOAuth2TokenService()
     : profile_(NULL) {
 }
 
 ProfileOAuth2TokenService::~ProfileOAuth2TokenService() {
   DCHECK(!signin_global_error_.get()) <<
@@ skipping 56 matching lines @@
 void ProfileOAuth2TokenService::UpdateCredentials(
     const std::string& account_id,
     const std::string& refresh_token) {
   NOTREACHED();
 }
 
 void ProfileOAuth2TokenService::RevokeAllCredentials() {
   // Empty implementation by default.
 }