The dependency is not necessary. WebThemeControlDRTWin only uses basic SkCanvas.
Created attachment 104528 [details] proposed patch
Comment on attachment 104528 [details] proposed patch Rubber stamp.
Comment on attachment 104528 [details] proposed patch Clearing flags on attachment: 104528 Committed r93433: <http://trac.webkit.org/changeset/93433>
All reviewed patches have been landed. Closing bug.