[webkit-reviews] review requested: [Bug 65899] A mouseover/mouseout event is not dispatched when a mouse moves from a direct child node of shadow root into a sibling node : [Attachment 103607] WIP

[bugzilla-daemon at webkit.org]

Hayato Ito <hayato at chromium.org> has asked  for review:
Bug 65899: A mouseover/mouseout event is not dispatched when a mouse moves from
a direct child node of shadow root into a sibling node
https://bugs.webkit.org/show_bug.cgi?id=65899

Attachment 103607: WIP
https://bugs.webkit.org/attachment.cgi?id=103607&action=review