[webkit-reviews] review canceled: [Bug 109884] Add CSS Property tracking to FeatureObserver. Creates new histogram for CSS Property usage data. : [Attachment 194957] Protects against document null before calling observe

[bugzilla-daemon at webkit.org]

Kassy Coan <kassycoan at gmail.com> has canceled Kassy Coan
<kassycoan at gmail.com>'s request for review:
Bug 109884: Add CSS Property tracking to FeatureObserver. Creates new histogram
for CSS Property usage data.
https://bugs.webkit.org/show_bug.cgi?id=109884

Attachment 194957: Protects against document null before calling observe
https://bugs.webkit.org/attachment.cgi?id=194957&action=review