[webkit-reviews] review requested: [Bug 198945] Handle NSProgress calling our cancellation handler on background threads (and calling it more than once) : [Attachment 372300] Patch

[bugzilla-daemon at webkit.org]

Brady Eidson <beidson at apple.com> has asked  for review:
Bug 198945: Handle NSProgress calling our cancellation handler on background
threads (and calling it more than once)
https://bugs.webkit.org/show_bug.cgi?id=198945

Attachment 372300: Patch

https://bugs.webkit.org/attachment.cgi?id=372300&action=review