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

chrome/browser/guest_view/extension_options/extension_options_apitest.cc

 // Copyright 2014 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/files/file_path.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "extensions/common/feature_switch.h"
 #include "extensions/common/switches.h"
+#include "extensions/test/result_catcher.h"
 
 using extensions::Extension;
 using extensions::FeatureSwitch;
 
 class ExtensionOptionsApiTest : public ExtensionApiTest {
  private:
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     ExtensionApiTest::SetUpCommandLine(command_line);
 
     enable_options_.reset(new FeatureSwitch::ScopedOverride(
@@ skipping 28 matching lines @@
 
   // Since the extension id of the embedded extension is not always the same,
   // store the embedded extension id in the embedder's storage before running
   // the tests.
   std::string script = base::StringPrintf(
       "chrome.storage.local.set({'embeddedId': '%s'}, function() {"
       "window.domAutomationController.send('done injecting');});",
       embedded->id().c_str());
 
   ExecuteScriptInBackgroundPage(embedder->id(), script);
-  ResultCatcher catcher;
+  extensions::ResultCatcher catcher;
   ui_test_utils::NavigateToURL(browser(),
                                embedder->GetResourceURL("test.html"));
   ASSERT_TRUE(catcher.GetNextResult());
 }
 
 IN_PROC_BROWSER_TEST_F(ExtensionOptionsApiTest,
                        CannotEmbedUsingInvalidExtensionIds) {
   ASSERT_TRUE(InstallExtension(test_data_dir_.AppendASCII("extension_options")
                                    .AppendASCII("embed_invalid"),
                                1));
   ASSERT_TRUE(
       RunExtensionSubtest("extension_options/embed_invalid", "test.html"));
 }