During testing I've noticed Sandbox Violations being generated for multitouch operations on supported trackpads. The sandbox should be relaxed to allow the WebProcess to access these IOKit properties:
<rdar://problem/31851928>
Created attachment 308433 [details] Patch
Comment on attachment 308433 [details] Patch I wonder if it's going to be practical to maintain such a fine-grained list going forward.
Committed r215899: <http://trac.webkit.org/changeset/215899>