Text stroke is sometimes clipped on video captions, when using a thick(er) stroke.
Created attachment 305194 [details] Patch
rdar://problem/31238410
Thanks for reviewing!
Comment on attachment 305194 [details] Patch Clearing flags on attachment: 305194 Committed r214340: <http://trac.webkit.org/changeset/214340>
All reviewed patches have been landed. Closing bug.