Use extensions::ResultCatcher; delete ExtensionApiTest::ResultCatcher.

chrome/browser/apps/app_window_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.
 
 #include "chrome/browser/apps/app_browsertest_util.h"
 #include "chrome/browser/extensions/extension_test_message_listener.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/extensions/application_launch.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/test/test_utils.h"
 #include "extensions/browser/app_window/app_window_geometry_cache.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension.h"
+#include "extensions/test/result_catcher.h"
 
 using extensions::AppWindowGeometryCache;
+using extensions::ResultCatcher;
 
 // This helper class can be used to wait for changes in the app window
 // geometry cache registry for a specific window in a specific extension.
 class GeometryCacheChangeHelper : AppWindowGeometryCache::Observer {
  public:
   GeometryCacheChangeHelper(AppWindowGeometryCache* cache,
                             const std::string& extension_id,
                             const std::string& window_id,
                             const gfx::Rect& bounds)
       : cache_(cache),
@@ skipping 229 matching lines @@
   extensions::ScopedCurrentChannel channel(chrome::VersionInfo::CHANNEL_STABLE);
   ASSERT_TRUE(RunAppWindowAPITest("testFrameColors")) << message_;
 }
 #endif
 
 IN_PROC_BROWSER_TEST_F(AppWindowAPITest, TestVisibleOnAllWorkspaces) {
   ASSERT_TRUE(
       RunAppWindowAPITestAndWaitForRoundTrip("testVisibleOnAllWorkspaces"))
       << message_;
 }