Update Source/platform/ to assume Oilpan only.

third_party/WebKit/Source/platform/graphics/filters/SourceGraphic.cpp

 /*
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) 2013 Google 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
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 19 matching lines @@
 SourceGraphic::SourceGraphic(Filter* filter)
     : FilterEffect(filter)
 {
     setOperatingColorSpace(ColorSpaceDeviceRGB);
 }
 
 SourceGraphic::~SourceGraphic()
 {
 }
 
-RawPtr<SourceGraphic> SourceGraphic::create(Filter* filter)
+SourceGraphic* SourceGraphic::create(Filter* filter)
 {
     return new SourceGraphic(filter);
 }
 
 FloatRect SourceGraphic::determineAbsolutePaintRect(const FloatRect& requestedRect)
 {
     FloatRect srcRect = intersection(m_sourceRect, requestedRect);
     addAbsolutePaintRect(srcRect);
     return srcRect;
 }
@@ skipping 17 matching lines @@
 }
 
 TextStream& SourceGraphic::externalRepresentation(TextStream& ts, int indent) const
 {
     writeIndent(ts, indent);
     ts << "[SourceGraphic]\n";
     return ts;
 }
 
 } // namespace blink