[webkit-reviews] review requested: [Bug 111234] Don't leak Documents when using MutationObserver from extensions : [Attachment 191079] Patch

[bugzilla-daemon at webkit.org]

Elliott Sprehn <esprehn at chromium.org> has asked  for review:
Bug 111234: Don't leak Documents when using MutationObserver from extensions
https://bugs.webkit.org/show_bug.cgi?id=111234

Attachment 191079: Patch
https://bugs.webkit.org/attachment.cgi?id=191079&action=review