[webkit-reviews] review requested: [Bug 67079] Replace usages of Vector<UChar> with existing StringBuilder : [Attachment 105476] patch v2

[bugzilla-daemon at webkit.org]

Xianzhu Wang <wangxianzhu at chromium.org> has asked  for review:
Bug 67079: Replace usages of Vector<UChar> with existing StringBuilder
https://bugs.webkit.org/show_bug.cgi?id=67079

Attachment 105476: patch v2
https://bugs.webkit.org/attachment.cgi?id=105476&action=review