[webkit-reviews] review requested: [Bug 227948] [Performance test][css-contain] Add test to contain: size layout : [Attachment 434157] Patch

[bugzilla-daemon at webkit.org]

cathiechen <cathiechen at igalia.com> has asked  for review:
Bug 227948: [Performance test][css-contain] Add test to contain: size layout
https://bugs.webkit.org/show_bug.cgi?id=227948

Attachment 434157: Patch

https://bugs.webkit.org/attachment.cgi?id=434157&action=review