[webkit-reviews] review requested: [Bug 87614] REGRESSION(r109729): The optgroup element's "disabled" attribute has no effect to rendering and selection : [Attachment 144312] Patch 3

[bugzilla-daemon at webkit.org]

yosin at chromium.org has asked  for review:
Bug 87614: REGRESSION(r109729): The optgroup element's "disabled" attribute has
no effect to rendering and selection
https://bugs.webkit.org/show_bug.cgi?id=87614

Attachment 144312: Patch 3
https://bugs.webkit.org/attachment.cgi?id=144312&action=review

------- Additional Comments from yosin at chromium.org
* Changed HTMLOptGroupElement::disabled to use fastHasAttribute.
* Drop HTMLOptGroupElement::m_disabled

Could you review again?
Thanks in advance.