[webkit-reviews] review requested: [Bug 203723] Update WebKitTestRunner to support running multiple video fullscreen and Picture-in-Picture tests simultaneously : [Attachment 397852] WIP patch - fix WinCairo build failures

[bugzilla-daemon at webkit.org]

Peng Liu <peng.liu6 at apple.com> has asked  for review:
Bug 203723: Update WebKitTestRunner to support running multiple video
fullscreen and Picture-in-Picture tests simultaneously
https://bugs.webkit.org/show_bug.cgi?id=203723

Attachment 397852: WIP patch - fix WinCairo build failures

https://bugs.webkit.org/attachment.cgi?id=397852&action=review