[WIP2] off-main-thread loading

third_party/WebKit/Source/core/loader/FrameLoader.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  * Copyright (C) 2008 Alp Toker <alp@atoker.com>
  * Copyright (C) Research In Motion Limited 2009. All rights reserved.
  * Copyright (C) 2011 Kris Jordan <krisjordan@gmail.com>
  * Copyright (C) 2011 Google Inc. All rights reserved.
@@ skipping 1274 matching lines @@
     if (ScrollingCoordinator* scrolling_coordinator =
             frame_->GetPage()->GetScrollingCoordinator())
       scrolling_coordinator->FrameViewRootLayerDidChange(view);
   }
 
   GetDocumentLoader()->GetInitialScrollState().did_restore_from_history = true;
 }
 
 String FrameLoader::UserAgent() const {
   String user_agent = Client()->UserAgent();
-  probe::applyUserAgentOverride(frame_, &user_agent);
+  probe::applyUserAgentOverride(frame_->GetDocument(), &user_agent);
   return user_agent;
 }
 
 void FrameLoader::Detach() {
   DetachDocumentLoader(document_loader_);
   DetachDocumentLoader(provisional_document_loader_);
 
   Frame* parent = frame_->Tree().Parent();
   if (parent && parent->IsLocalFrame())
     ToLocalFrame(parent)->Loader().ScheduleCheckCompleted();
@@ skipping 528 matching lines @@
   // TODO(japhet): This is needed because the browser process DCHECKs if the
   // first entry we commit in a new frame has replacement set. It's unclear
   // whether the DCHECK is right, investigate removing this special case.
   bool replace_current_item = load_type == kFrameLoadTypeReplaceCurrentItem &&
                               (!Opener() || !request.Url().IsEmpty());
   loader->SetReplacesCurrentHistoryItem(replace_current_item);
   return loader;
 }
 
 }  // namespace blink