[Extensions] Convert some ChromeSyncExtensionFunctions

chrome/browser/chromeos/extensions/first_run_private_api.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/chromeos/extensions/first_run_private_api.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/metrics/histogram.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/first_run/first_run.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/grit/chromium_strings.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/strings/grit/components_strings.h"
 #include "components/user_manager/user.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/webui/web_ui_util.h"
 
-bool FirstRunPrivateGetLocalizedStringsFunction::RunSync() {
+ExtensionFunction::ResponseAction
+FirstRunPrivateGetLocalizedStringsFunction::Run() {
   UMA_HISTOGRAM_COUNTS("CrosFirstRun.DialogShown", 1);
   std::unique_ptr<base::DictionaryValue> localized_strings(
       new base::DictionaryValue());
   const user_manager::User* user =
-      chromeos::ProfileHelper::Get()->GetUserByProfile(GetProfile());
+      chromeos::ProfileHelper::Get()->GetUserByProfile(
+          Profile::FromBrowserContext(browser_context()));
   if (!user->GetGivenName().empty()) {
     localized_strings->SetString(
         "greetingHeader",
         l10n_util::GetStringFUTF16(IDS_FIRST_RUN_GREETING_STEP_HEADER,
                                    user->GetGivenName()));
   } else {
     localized_strings->SetString(
         "greetingHeader",
         l10n_util::GetStringUTF16(IDS_FIRST_RUN_GREETING_STEP_HEADER_GENERAL));
   }
@@ skipping 10 matching lines @@
   localized_strings->SetString(
       "greetingButton",
       l10n_util::GetStringUTF16(IDS_FIRST_RUN_GREETING_STEP_BUTTON));
   localized_strings->SetString(
       "closeButton",
       l10n_util::GetStringUTF16(IDS_CLOSE));
 
   const std::string& app_locale = g_browser_process->GetApplicationLocale();
   webui::SetLoadTimeDataDefaults(app_locale, localized_strings.get());
 
-  SetResult(std::move(localized_strings));
-  return true;
+  return RespondNow(OneArgument(std::move(localized_strings)));
 }
 
-bool FirstRunPrivateLaunchTutorialFunction::RunSync() {
+ExtensionFunction::ResponseAction FirstRunPrivateLaunchTutorialFunction::Run() {
   chromeos::first_run::LaunchTutorial();
-  return true;
+  return RespondNow(NoArguments());
 }