Take NativeImageSkia out behind the woodshed.

Source/core/fetch/ImageResource.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
@@ skipping 475 matching lines @@
     if (!image || image != m_image)
         return;
     notifyObservers(&rect);
 }
 
 bool ImageResource::currentFrameKnownToBeOpaque(const LayoutObject* renderer)
 {
     blink::Image* image = imageForRenderer(renderer);
     if (image->isBitmapImage()) {
         TRACE_EVENT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "PaintImage", "data", InspectorPaintImageEvent::data(renderer, *this));
-        image->nativeImageForCurrentFrame(); // force decode
+        image->bitmapForCurrentFrame(); // force decode
     }
     return image->currentFrameKnownToBeOpaque();
 }
 
 bool ImageResource::isAccessAllowed(ExecutionContext* context, SecurityOrigin* securityOrigin)
 {
     if (response().wasFetchedViaServiceWorker())
         return response().serviceWorkerResponseType() != WebServiceWorkerResponseTypeOpaque;
     if (!image()->currentFrameHasSingleSecurityOrigin())
         return false;
@@ skipping 35 matching lines @@
     if (node && isHTMLImageElement(node)) {
         const AtomicString& urlString = toHTMLImageElement(node)->imageSourceURL();
         KURL url = node->document().completeURL(urlString);
         imageForContainer->setURL(url);
     }
 
     return imageForContainer.get();
 }
 
 } // namespace blink