As a step to clean-up static_cast<SVGXXX>, toSVGLinearGradientElement() is added to clean-up static_cast<SVGLinearGradientElement*>. Blink merge from https://src.chromium.org/viewvc/blink?view=rev&revision=156442.
Created attachment 209344 [details] Patch
Comment on attachment 209344 [details] Patch Clearing flags on attachment: 209344 Committed r154472: <http://trac.webkit.org/changeset/154472>
All reviewed patches have been landed. Closing bug.