Refactor to allow same code to test both sync and async functions.

chrome/browser/extensions/extension_management_api_browsertest.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 "base/stringprintf.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "chrome/browser/extensions/extension_function_test_utils.h"
 #include "chrome/browser/extensions/extension_install_dialog.h"
 #include "chrome/browser/extensions/extension_management_api.h"
 #include "chrome/browser/extensions/extension_management_api_constants.h"
@@ skipping 64 matching lines @@
     EXPECT_TRUE(service->GetExtensionById(kId, false) == NULL);
     EXPECT_TRUE(service->GetExtensionById(kId, true) != NULL);
     EXPECT_TRUE(
         service->extension_prefs()->DidExtensionEscalatePermissions(kId));
   }
 
   void ReEnable(bool user_gesture, const std::string& expected_error) {
     scoped_refptr<SetEnabledFunction> function(new SetEnabledFunction);
     if (user_gesture)
       function->set_user_gesture(true);
-    bool response = util::RunAsyncFunction(
+    bool response = util::RunFunction(
         function.get(),
         base::StringPrintf("[\"%s\", true]", kId),
         browser(),
         util::NONE);
     if (expected_error.empty()) {
       EXPECT_EQ(true, response);
     } else {
       EXPECT_TRUE(response == false);
       EXPECT_EQ(expected_error, function->GetError());
     }
@@ skipping 25 matching lines @@
   ReEnable(false, keys::kGestureNeededForEscalationError);
 
   // Expect an error that user cancelled the dialog.
   SetExtensionInstallDialogAutoConfirmForTests(false);
   ReEnable(true, keys::kUserDidNotReEnableError);
 
   // This should succeed when user accepts dialog.
   SetExtensionInstallDialogAutoConfirmForTests(true);
   ReEnable(true, "");
 }