As a step to change static_cast with toSVGXXX, static_cast<SVGUseElement*> can be changed with toSVGUseElement().
Created attachment 207196 [details] Patch
Merge from https://src.chromium.org/viewvc/blink?view=rev&revision=154609
Comment on attachment 207196 [details] Patch Clearing flags on attachment: 207196 Committed r152963: <http://trac.webkit.org/changeset/152963>
All reviewed patches have been landed. Closing bug.