Move extension_test_message_listener to extensions.

chrome/browser/apps/app_pointer_lock_interactive_uitest.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.
 
 #include "chrome/browser/apps/app_browsertest_util.h"
-#include "chrome/browser/extensions/extension_test_message_listener.h"
 #include "chrome/browser/ui/extensions/application_launch.h"
 #include "chrome/test/base/interactive_test_utils.h"
+#include "extensions/test/extension_test_message_listener.h"
 #include "extensions/test/result_catcher.h"
 
 class ExtensionPointerLockTest : public extensions::PlatformAppBrowserTest {
  public:
   bool RunExtensionPointerLockTest(const char* app_path) {
     ExtensionTestMessageListener launched_listener("Launched", true);
     LoadAndLaunchPlatformApp(app_path, &launched_listener);
 
     extensions::ResultCatcher catcher;
 
@@ skipping 21 matching lines @@
   ASSERT_TRUE(RunExtensionPointerLockTest("pointer_lock/no_permission"))
     << message_;
 }
 
 IN_PROC_BROWSER_TEST_F(ExtensionPointerLockTest,
                        ExtensionPointerLockAccessPass) {
   // Test that pointer lock can be accessed from an extension with permission.
   ASSERT_TRUE(RunExtensionPointerLockTest("pointer_lock/has_permission"))
     << message_;
 }