completionHandler() should not be called more than once.
Created attachment 238853 [details] Patch
Comment on attachment 238853 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=238853&action=review > Source/WebKit2/ChangeLog:9 > + (WKPageSetPageUIClient): Patch looks great, but please fill in the ChangeLog, saying something like: "Make sure to not call the completion handler twice if exceededDatabaseQuota is null."
Created attachment 238898 [details] Patch
Comment on attachment 238898 [details] Patch Clearing flags on attachment: 238898 Committed r174204: <http://trac.webkit.org/changeset/174204>
All reviewed patches have been landed. Closing bug.