Simplify threading in browser thread by making only ChromeThread deal with di...

chrome/browser/dom_ui/chrome_url_data_manager.cc

 // Copyright (c) 2006-2008 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/dom_ui/chrome_url_data_manager.h"
 
 #include "app/l10n_util.h"
 #include "base/file_util.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
@@ skipping 255 matching lines @@
     // feet of any method invoked here (we could trigger a callback).
     scoped_refptr<URLRequestChromeJob> job = i->second;
     pending_requests_.erase(i);
     job->DataAvailable(bytes);
   }
 }
 
 void ChromeURLDataManager::DataSource::SendResponse(
     RequestID request_id,
     RefCountedMemory* bytes) {
-  ChromeThread::GetMessageLoop(ChromeThread::IO)->PostTask(FROM_HERE,
+  ChromeThread::PostTask(
+      ChromeThread::IO, FROM_HERE,
       NewRunnableMethod(&chrome_url_data_manager,
                         &ChromeURLDataManager::DataAvailable,
                         request_id, scoped_refptr<RefCountedMemory>(bytes)));
 }
 
 MessageLoop* ChromeURLDataManager::DataSource::MessageLoopForRequestPath(
     const std::string& path) const {
   return message_loop_;
 }
 
@@ skipping 140 matching lines @@
                                       net::ERR_INVALID_URL));
   }
 }
 
 URLRequestChromeFileJob::URLRequestChromeFileJob(URLRequest* request,
                                                  const FilePath& path)
     : URLRequestFileJob(request, path) {
 }
 
 URLRequestChromeFileJob::~URLRequestChromeFileJob() { }