Test to see if we can bring in document data from Blink.

third_party/WebKit/Source/core/loader/EmptyClients.h

 /*
  * Copyright (C) 2006 Eric Seidel (eric@webkit.org)
  * Copyright (C) 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  * Copyright (C) 2012 Samsung Electronics. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
@@ skipping 212 matching lines @@
 
     void dispatchWillSendSubmitEvent(HTMLFormElement*) override;
     void dispatchWillSubmitForm(HTMLFormElement*) override;
 
     void didStartLoading(LoadStartType) override {}
     void progressEstimateChanged(double) override {}
     void didStopLoading() override {}
 
     void loadURLExternally(const ResourceRequest&, NavigationPolicy, const String&, bool) override {}
 
-    DocumentLoader* createDocumentLoader(LocalFrame*, const ResourceRequest&, const SubstituteData&) override;
+    DocumentLoader* createDocumentLoader(LocalFrame*, const ResourceRequest&, const SubstituteData&, int initiator) override;
 
     String userAgent() override { return ""; }
 
     String doNotTrackValue() override { return String(); }
 
     void transitionToCommittedForNewPage() override {}
 
     bool navigateBackForward(int offset) const override { return false; }
     void didDisplayInsecureContent() override {}
     void didRunInsecureContent(SecurityOrigin*, const KURL&) override {}
@@ skipping 82 matching lines @@
     ~EmptyContextMenuClient() override {}
     void showContextMenu(const ContextMenu*) override {}
     void clearContextMenu() override {}
 };
 
 CORE_EXPORT void fillWithEmptyClients(Page::PageClients&);
 
 } // namespace blink
 
 #endif // EmptyClients_h