Pull AsyncApiFunction out of src/chrome

chrome/browser/extensions/api/dial/dial_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/dial/dial_api.h"
 
 #include <vector>
 
 #include "base/time/time.h"
 #include "chrome/browser/extensions/api/dial/dial_api_factory.h"
@@ skipping 135 matching lines @@
 void DialAPI::ShutdownOnUIThread() {}
 
 namespace api {
 
 DialDiscoverNowFunction::DialDiscoverNowFunction()
     : dial_(NULL), result_(false) {
 }
 
 bool DialDiscoverNowFunction::Prepare() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  DCHECK(GetProfile());
-  dial_ = DialAPIFactory::GetForProfile(GetProfile()).get();
+  DCHECK(context());
+  dial_ = DialAPIFactory::GetForBrowserContext(context()).get();
   return true;
 }
 
 void DialDiscoverNowFunction::Work() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   result_ = dial_->dial_registry()->DiscoverNow();
 }
 
 bool DialDiscoverNowFunction::Respond() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   if (!result_)
     error_ = kDialServiceError;
 
   SetResult(new base::FundamentalValue(result_));
   return true;
 }
 
 }  // namespace api
 
 }  // namespace extensions