[webkit-reviews] review requested: [Bug 143247] Object.preventExtensions/seal/freeze makes code much slower : [Attachment 283884] the patch

[bugzilla-daemon at webkit.org]

Filip Pizlo <fpizlo at apple.com> has asked  for review:
Bug 143247: Object.preventExtensions/seal/freeze makes code much slower
https://bugs.webkit.org/show_bug.cgi?id=143247

Attachment 283884: the patch

https://bugs.webkit.org/attachment.cgi?id=283884&action=review