Temporarily use the bundle identifier as part of the user directory suffix until we fix <rdar://problem/24308793>.
<rdar://problem/24983174>
Created attachment 273037 [details] Patch
Comment on attachment 273037 [details] Patch r=me.
Comment on attachment 273037 [details] Patch Looks good
Committed r197589: <http://trac.webkit.org/changeset/197589>