[webkit-reviews] review requested: [Bug 107494] Add window occlusion criteria to determine page visibility on Mac : [Attachment 185074] Patch

[bugzilla-daemon at webkit.org]

Kiran Muppala <cmuppala at apple.com> has asked  for review:
Bug 107494: Add window occlusion criteria to determine page visibility on Mac
https://bugs.webkit.org/show_bug.cgi?id=107494

Attachment 185074: Patch
https://bugs.webkit.org/attachment.cgi?id=185074&action=review