Move BrowserThread to content namespace.

content/browser/file_system/file_system_browsertest.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 "base/bind.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/test/thread_test_helper.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/testing_profile.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/public/common/content_switches.h"
 #include "webkit/quota/quota_manager.h"
 
+using content::BrowserThread;
 using quota::QuotaManager;
 
 // This browser test is aimed towards exercising the FileAPI bindings and
 // the actual implementation that lives in the browser side.
 class FileSystemBrowserTest : public InProcessBrowserTest {
  public:
   FileSystemBrowserTest() {
     EnableDOMAutomation();
   }
 
@@ skipping 57 matching lines @@
   SimpleTest(testUrl(FilePath(FILE_PATH_LITERAL("request_test.html"))));
 }
 
 IN_PROC_BROWSER_TEST_F(FileSystemBrowserTest, CreateTest) {
   SimpleTest(testUrl(FilePath(FILE_PATH_LITERAL("create_test.html"))));
 }
 
 IN_PROC_BROWSER_TEST_F(FileSystemBrowserTestWithLowQuota, QuotaTest) {
   SimpleTest(testUrl(FilePath(FILE_PATH_LITERAL("quota_test.html"))));
 }