[webkit-reviews] review requested: [Bug 60850] SVG: Missing implementation of <altGlyphDef>, <altGlyphItem> and <glyphRef> : [Attachment 101283] Patch v4

[bugzilla-daemon at webkit.org]

Leo Yang <leo.yang at torchmobile.com.cn> has asked  for review:
Bug 60850: SVG: Missing implementation of <altGlyphDef>, <altGlyphItem> and
<glyphRef>
https://bugs.webkit.org/show_bug.cgi?id=60850

Attachment 101283: Patch v4
https://bugs.webkit.org/attachment.cgi?id=101283&action=review