[webkit-reviews] review requested: [Bug 162996] Upgrading and constructing element should always report exception instead of rethrowing : [Attachment 290782] Fixes the bug

[bugzilla-daemon at webkit.org]

Ryosuke Niwa <rniwa at webkit.org> has asked  for review:
Bug 162996: Upgrading and constructing element should always report exception
instead of rethrowing
https://bugs.webkit.org/show_bug.cgi?id=162996

Attachment 290782: Fixes the bug

https://bugs.webkit.org/attachment.cgi?id=290782&action=review