Have Frame::loader() return a reference

Source/web/WebSharedWorkerImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 120 matching lines @@
     m_mainFrame = WebFrame::create(this);
     m_webView->setMainFrame(m_mainFrame);
 
     WebFrameImpl* webFrame = toWebFrameImpl(m_webView->mainFrame());
 
     // Construct substitute data source for the 'shadow page'. We only need it
     // to have same origin as the worker so the loading checks work correctly.
     CString content("");
     int length = static_cast<int>(content.length());
     RefPtr<SharedBuffer> buffer(SharedBuffer::create(content.data(), length));
-    webFrame->frame()->loader()->load(FrameLoadRequest(0, ResourceRequest(url), SubstituteData(buffer, "text/html", "UTF-8", KURL())));
+    webFrame->frame()->loader().load(FrameLoadRequest(0, ResourceRequest(url), SubstituteData(buffer, "text/html", "UTF-8", KURL())));
 
     // This document will be used as 'loading context' for the worker.
     m_loadingDocument = webFrame->frame()->document();
 }
 
 void WebSharedWorkerImpl::didCreateDataSource(WebFrame*, WebDataSource* ds)
 {
     // Tell the loader to load the data into the 'shadow page' synchronously,
     // so we can grab the resulting Document right after load.
     static_cast<WebDataSourceImpl*>(ds)->setDeferMainResourceDataLoad(false);
@@ skipping 208 matching lines @@
     workerThread()->runLoop().postTaskForMode(createCallbackTask(dispatchOnInspectorBackendTask, String(message)), WorkerDebuggerAgent::debuggerTaskMode);
     WorkerDebuggerAgent::interruptAndDispatchInspectorCommands(workerThread());
 }
 
 WebSharedWorker* WebSharedWorker::create(WebSharedWorkerClient* client)
 {
     return new WebSharedWorkerImpl(client);
 }
 
 } // namespace WebKit