Move BrowserThread to content namespace.

chrome/browser/mock_browsing_data_quota_helper.cc

 // Copyright (c) 2011 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/mock_browsing_data_quota_helper.h"
 
+using content::BrowserThread;
+
 MockBrowsingDataQuotaHelper::MockBrowsingDataQuotaHelper(Profile* profile)
     : BrowsingDataQuotaHelper(BrowserThread::GetMessageLoopProxyForThread(
         BrowserThread::IO)) {}
 
 MockBrowsingDataQuotaHelper::~MockBrowsingDataQuotaHelper() {}
 
 void MockBrowsingDataQuotaHelper::StartFetching(
     FetchResultCallback* callback) {
   callback_.reset(callback);
 }
@@ skipping 19 matching lines @@
   AddHost("quotahost1", 1, 2);
   AddHost("quotahost2", 10, 20);
 }
 
 void MockBrowsingDataQuotaHelper::Notify() {
   CHECK(callback_.get());
   callback_->Run(response_);
   callback_.reset();
   response_.clear();
 }