[webkit-reviews] review requested: [Bug 89992] MutationObserver.observe should treat a null or undefined options argument as empty : [Attachment 149558] Patch

[bugzilla-daemon at webkit.org]

Adam Klein <adamk at chromium.org> has asked  for review:
Bug 89992: MutationObserver.observe should treat a null or undefined options
argument as empty
https://bugs.webkit.org/show_bug.cgi?id=89992

Attachment 149558: Patch
https://bugs.webkit.org/attachment.cgi?id=149558&action=review