The sandbox should allow getting the iokit property 'ui-pip'.
rdar://problem/48867037
Created attachment 365358 [details] Patch
Comment on attachment 365358 [details] Patch r=me
Comment on attachment 365358 [details] Patch Thanks for reviewing!
Comment on attachment 365358 [details] Patch Clearing flags on attachment: 365358 Committed r243223: <https://trac.webkit.org/changeset/243223>
All reviewed patches have been landed. Closing bug.