Move BrowserThread to content namespace.

content/browser/in_process_webkit/dom_storage_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/file_path.h"
 #include "base/file_util.h"
 #include "base/scoped_temp_dir.h"
 #include "base/test/thread_test_helper.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/browser/in_process_webkit/dom_storage_context.h"
 #include "content/browser/in_process_webkit/webkit_context.h"
 
+using content::BrowserThread;
+
 typedef InProcessBrowserTest DOMStorageBrowserTest;
 
 // In proc browser test is needed here because ClearLocalState indirectly calls
 // WebKit's isMainThread through WebSecurityOrigin->SecurityOrigin.
 IN_PROC_BROWSER_TEST_F(DOMStorageBrowserTest, ClearLocalState) {
   // Create test files.
   ScopedTempDir temp_dir;
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
   FilePath domstorage_dir = temp_dir.path().Append(
       DOMStorageContext::kLocalStorageDirectory);
@@ skipping 22 matching lines @@
   scoped_refptr<base::ThreadTestHelper> helper(
       new base::ThreadTestHelper(
           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::WEBKIT)));
   ASSERT_TRUE(helper->Run());
 
   // Because we specified https for scheme to be skipped the second file
   // should survive and the first go into vanity.
   ASSERT_FALSE(file_util::PathExists(temp_file_path_1));
   ASSERT_TRUE(file_util::PathExists(temp_file_path_2));
 }