[webkit-reviews] review requested: [Bug 104943] Out-of-view check of fixed position element in frame is incorrect when page is scaled : [Attachment 179335] Add comments in tests

[bugzilla-daemon at webkit.org]

Xianzhu Wang <wangxianzhu at chromium.org> has asked  for review:
Bug 104943: Out-of-view check of fixed position element in frame is incorrect
when page is scaled
https://bugs.webkit.org/show_bug.cgi?id=104943

Attachment 179335: Add comments in tests
https://bugs.webkit.org/attachment.cgi?id=179335&action=review