Oilpan: Reduce FIXME(OILPAN) from the code base

Source/core/svg/graphics/SVGImageChromeClient.cpp

 /*
  * Copyright (C) 2012 Apple Inc. 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.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 84 matching lines @@
     // As neither SVGImage nor this chrome client object are on the Oilpan heap,
     // this object's reference to the SVGImage will not be traced should a GC
     // strike below. Hence, we must ensure that they both remain alive for
     // duration of this call.
     //
     // This is cannot arise non-Oilpan as an ImageResource is an owned object
     // and will be promptly released along with its (SVG)Image..and everything
     // below, including this object and its timer. For code simplicity, the
     // object protection isn't made the conditional on Oilpan.
     //
-    // FIXME: Oilpan: move this and other ChromeClients to the Oilpan heap
-    // to render this protection redundant.
+    // TODO(oilpan): move SVGImage to the Oilpan heap and remove this protection.
     RefPtr<SVGImage> protect(m_image);
     m_image->frameView()->page()->animator().serviceScriptedAnimations(monotonicallyIncreasingTime());
     m_image->frameView()->updateAllLifecyclePhases();
 }
 
 } // namespace blink