Drive extension functions from ExtensionFunction::Run. The

chrome/browser/extensions/api/idle/idle_api.cc

 // Copyright (c) 2012 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/idle/idle_api.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "chrome/browser/extensions/api/idle/idle_api_constants.h"
 #include "chrome/browser/extensions/api/idle/idle_manager.h"
@@ skipping 12 matching lines @@
     threshold = kMaxThreshold;
   }
 
   return threshold;
 }
 
 }  // namespace
 
 namespace extensions {
 
-bool IdleQueryStateFunction::RunImpl() {
+bool IdleQueryStateFunction::RunAsync() {
   int threshold;
   EXTENSION_FUNCTION_VALIDATE(args_->GetInteger(0, &threshold));
   threshold = ClampThreshold(threshold);
 
   IdleManagerFactory::GetForProfile(GetProfile())->QueryState(
       threshold, base::Bind(&IdleQueryStateFunction::IdleStateCallback, this));
 
   // Don't send the response, it'll be sent by our callback
   return true;
 }
 
 void IdleQueryStateFunction::IdleStateCallback(IdleState state) {
   SetResult(IdleManager::CreateIdleValue(state));
   SendResponse(true);
 }
 
 bool IdleSetDetectionIntervalFunction::RunSync() {
   int threshold;
   EXTENSION_FUNCTION_VALIDATE(args_->GetInteger(0, &threshold));
   threshold = ClampThreshold(threshold);
 
   IdleManagerFactory::GetForProfile(GetProfile())
       ->SetThreshold(extension_id(), threshold);
 
   return true;
 }
 
 }  // namespace extensions