Move BrowserThread to content namespace.

chrome/browser/external_protocol/external_protocol_handler_unittest.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/external_protocol/external_protocol_handler.h"
 
 #include "content/test/test_browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+using content::BrowserThread;
+
 class FakeExternalProtocolHandlerWorker
     : public ShellIntegration::DefaultProtocolClientWorker {
  public:
   FakeExternalProtocolHandlerWorker(
       ShellIntegration::DefaultWebClientObserver* observer,
       const std::string& protocol,
       ShellIntegration::DefaultWebClientState os_state)
       : ShellIntegration::DefaultProtocolClientWorker(observer, protocol),
         os_state_(os_state) {}
 
@@ skipping 154 matching lines @@
   DoTest(ExternalProtocolHandler::UNKNOWN,
          ShellIntegration::NOT_DEFAULT_WEB_CLIENT,
          true, false, false);
 }
 
 TEST_F(ExternalProtocolHandlerTest, TestLaunchSchemeUnknownChromeUnknown) {
   DoTest(ExternalProtocolHandler::UNKNOWN,
          ShellIntegration::UNKNOWN_DEFAULT_WEB_CLIENT,
          true, false, false);
 }