[webkit-reviews] review requested: [Bug 97167] [Chromium] Implement ValidationMessageClient for Chromium : [Attachment 165027] Patch 2

[bugzilla-daemon at webkit.org]

Kent Tamura <tkent at chromium.org> has asked  for review:
Bug 97167: [Chromium] Implement ValidationMessageClient for Chromium
https://bugs.webkit.org/show_bug.cgi?id=97167

Attachment 165027: Patch 2
https://bugs.webkit.org/attachment.cgi?id=165027&action=review

------- Additional Comments from Kent Tamura <tkent at chromium.org>
Add explicit