[webkit-reviews] review requested: [Bug 165119] Add coordinate space to event streams and streamline tests : [Attachment 296697] Patch

[bugzilla-daemon at webkit.org]

megan_gardner at apple.com has asked  for review:
Bug 165119: Add coordinate space to event streams and streamline tests
https://bugs.webkit.org/show_bug.cgi?id=165119

Attachment 296697: Patch

https://bugs.webkit.org/attachment.cgi?id=296697&action=review