[webkit-reviews] review requested: [Bug 110037] Use AncestorChainWalker rather than parentNode() to normalize event targets in EventHandler. : [Attachment 188818] WIP

[bugzilla-daemon at webkit.org]

Mike West <mkwst at chromium.org> has asked  for review:
Bug 110037: Use AncestorChainWalker rather than parentNode() to normalize event
targets in EventHandler.
https://bugs.webkit.org/show_bug.cgi?id=110037

Attachment 188818: WIP
https://bugs.webkit.org/attachment.cgi?id=188818&action=review