[webkit-reviews] review requested: [Bug 58820] [Qt] QtInstance method cache ownership rules are unclear : [Attachment 90244] same as earlier, with build fix

[bugzilla-daemon at webkit.org]

Oliver Hunt <oliver at apple.com> has asked  for review:
Bug 58820: [Qt] QtInstance method cache ownership rules are unclear
https://bugs.webkit.org/show_bug.cgi?id=58820

Attachment 90244: same as earlier, with build fix
https://bugs.webkit.org/attachment.cgi?id=90244&action=review