[webkit-reviews] review requested: [Bug 27451] Support HTML5 step attribute for <input type=number/range> : [Attachment 42009] Patch part 3: stepUp() and stepDown()

[bugzilla-daemon at webkit.org]

TAMURA, Kent <tkent at chromium.org> has asked  for review:
Bug 27451: Support HTML5 step attribute for <input type=number/range>
https://bugs.webkit.org/show_bug.cgi?id=27451

Attachment 42009: Patch part 3: stepUp() and stepDown()
https://bugs.webkit.org/attachment.cgi?id=42009&action=review

------- Additional Comments from TAMURA, Kent <tkent at chromium.org>
This patch has changes to JSC/V8 binding code because the parameters of
stepUp() and stepDown() are optional.