[webkit-reviews] review requested: [Bug 50380] Implement "required" attribute for select tags : [Attachment 75491] Patch

[bugzilla-daemon at webkit.org]

Dai Mikurube <dmikurube at google.com> has asked  for review:
Bug 50380: Implement "required" attribute for select tags
https://bugs.webkit.org/show_bug.cgi?id=50380

Attachment 75491: Patch
https://bugs.webkit.org/attachment.cgi?id=75491&action=review