[webkit-reviews] review requested: [Bug 155011] Add basic support for attributeChanged lifecycle callback : [Attachment 273064] Updated for ToT

[bugzilla-daemon at webkit.org]

Ryosuke Niwa <rniwa at webkit.org> has asked  for review:
Bug 155011: Add basic support for attributeChanged lifecycle callback
https://bugs.webkit.org/show_bug.cgi?id=155011

Attachment 273064: Updated for ToT

https://bugs.webkit.org/attachment.cgi?id=273064&action=review