If we fail to construct a valid accelerate surface (IOSurface) for the ImageBuffer, remove it from ImageBufferData.
rdar://problem/27208636
Created attachment 284184 [details] Patch
bug 160006 is related.
Comment on attachment 284184 [details] Patch Clearing flags on attachment: 284184 Committed r203514: <http://trac.webkit.org/changeset/203514>
All reviewed patches have been landed. Closing bug.