Move Frame to the Oilpan heap.

Source/core/svg/graphics/SVGImage.cpp

 /*
  * Copyright (C) 2006 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. 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
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 390 matching lines @@
         // loaded by a top-level document.
         OwnPtrWillBeRawPtr<Page> page;
         {
             TRACE_EVENT0("blink", "SVGImage::dataChanged::createPage");
             page = adoptPtrWillBeNoop(new Page(pageClients));
             page->settings().setScriptEnabled(false);
             page->settings().setPluginsEnabled(false);
             page->settings().setAcceleratedCompositingEnabled(false);
         }
 
-        RefPtr<LocalFrame> frame;
+        RefPtrWillBeRawPtr<LocalFrame> frame = nullptr;
         {
             TRACE_EVENT0("blink", "SVGImage::dataChanged::createFrame");
             frame = LocalFrame::create(dummyFrameLoaderClient, &page->frameHost(), 0);
             frame->setView(FrameView::create(frame.get()));
             frame->init();
         }
 
         FrameLoader& loader = frame->loader();
         loader.forceSandboxFlags(SandboxAll);
 
@@ skipping 12 matching lines @@
 
     return m_page;
 }
 
 String SVGImage::filenameExtension() const
 {
     return "svg";
 }
 
 }