[webkit-reviews] review requested: [Bug 135981] Simplify visibility activity accounting for plugins : [Attachment 236653] Fix

[bugzilla-daemon at webkit.org]

Gavin Barraclough <barraclough at apple.com> has asked  for review:
Bug 135981: Simplify visibility activity accounting for plugins
https://bugs.webkit.org/show_bug.cgi?id=135981

Attachment 236653: Fix
https://bugs.webkit.org/attachment.cgi?id=236653&action=review