[webkit-reviews] review requested: [Bug 190009] Need a way for JavaScript (or bundle) code to participate in undo : [Attachment 359897] Patch

[bugzilla-daemon at webkit.org]

Wenson Hsieh <wenson_hsieh at apple.com> has asked  for review:
Bug 190009: Need a way for JavaScript (or bundle) code to participate in undo
https://bugs.webkit.org/show_bug.cgi?id=190009

Attachment 359897: Patch

https://bugs.webkit.org/attachment.cgi?id=359897&action=review