[webkit-reviews] review canceled: [Bug 70861] [MutationObservers] Support attributeOldValue for attribute mutations : [Attachment 112941] Patch

[bugzilla-daemon at webkit.org]

Adam Klein <adamk at chromium.org> has canceled  review:
Bug 70861: [MutationObservers] Support attributeOldValue for attribute
mutations
https://bugs.webkit.org/show_bug.cgi?id=70861

Attachment 112941: Patch
https://bugs.webkit.org/attachment.cgi?id=112941&action=review