[Extensions] Convert some ChromeSyncExtensionFunctions

chrome/browser/extensions/api/screenlock_private/screenlock_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/extensions/api/screenlock_private/screenlock_private_api.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/lazy_instance.h"
@@ skipping 78 matching lines @@
   SendResponse(error_.empty());
   return true;
 }
 
 ScreenlockPrivateAcceptAuthAttemptFunction::
     ScreenlockPrivateAcceptAuthAttemptFunction() {}
 
 ScreenlockPrivateAcceptAuthAttemptFunction::
     ~ScreenlockPrivateAcceptAuthAttemptFunction() {}
 
-bool ScreenlockPrivateAcceptAuthAttemptFunction::RunSync() {
+ExtensionFunction::ResponseAction
+ScreenlockPrivateAcceptAuthAttemptFunction::Run() {
   std::unique_ptr<screenlock::AcceptAuthAttempt::Params> params(
       screenlock::AcceptAuthAttempt::Params::Create(*args_));
   EXTENSION_FUNCTION_VALIDATE(params.get());
 
   Profile* profile = Profile::FromBrowserContext(browser_context());
   EasyUnlockService* service = EasyUnlockService::Get(profile);
   if (service)
     service->FinalizeUnlock(params->accept);
-  return true;
+  return RespondNow(NoArguments());
 }
 
 ScreenlockPrivateEventRouter::ScreenlockPrivateEventRouter(
     content::BrowserContext* context)
     : browser_context_(context) {
   proximity_auth::ScreenlockBridge::Get()->AddObserver(this);
 }
 
 ScreenlockPrivateEventRouter::~ScreenlockPrivateEventRouter() {}
 
@@ skipping 52 matching lines @@
   args->AppendString(value);
 
   std::unique_ptr<Event> event(
       new Event(events::SCREENLOCK_PRIVATE_ON_AUTH_ATTEMPTED,
                 screenlock::OnAuthAttempted::kEventName, std::move(args)));
   router->BroadcastEvent(std::move(event));
   return true;
 }
 
 }  // namespace extensions