Move extension_test_message_listener to extensions.

apps/load_and_launch_browsertest.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.
 
 // Tests for the --load-and-launch-app switch.
 // The two cases are when chrome is running and another process uses the switch
 // and when chrome is started from scratch.
 
 #include "apps/switches.h"
 #include "base/process/launch.h"
 #include "base/test/test_timeouts.h"
 #include "chrome/browser/apps/app_browsertest_util.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
-#include "chrome/browser/extensions/extension_test_message_listener.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/chrome_switches.h"
 #include "content/public/test/test_launcher.h"
+#include "extensions/test/extension_test_message_listener.h"
 
 using extensions::PlatformAppBrowserTest;
 
 namespace apps {
 
 // TODO(jackhou): Enable this test once it works on OSX. It currently does not
 // work for the same reason --app-id doesn't. See http://crbug.com/148465
 #if defined(OS_MACOSX)
 #define MAYBE_LoadAndLaunchAppChromeRunning \
         DISABLED_LoadAndLaunchAppChromeRunning
@@ skipping 118 matching lines @@
         LoadAndLaunchAppChromeNotRunning
 #endif
 
 // Case where Chrome is not running.
 IN_PROC_BROWSER_TEST_F(PlatformAppLoadAndLaunchBrowserTest,
                        MAYBE_LoadAndLaunchAppChromeNotRunning) {
   LoadAndLaunchApp();
 }
 
 }  // namespace apps