[css-values] Ref the correct element name.

Author: tabatkins

css-values/Overview.bs

@@ -22,7 +22,7 @@ Editor: fantasai, http://fantasai.inkedblade.net/contact
 Former Editor: Håkon Wium Lie, Opera Software, howcome@opera.com
 Abstract: This CSS3 module describes the common values and units that CSS properties accept and the syntax used for describing them in CSS property definitions.
 At Risk: ''toggle()'', ''attr()''
-Ignored Terms: <spacing-limit>, containing block, linear-gradient
+Ignored Terms: <spacing-limit>, containing block
 Ignored Vars: Cn+1, n
 </pre>
 <pre class='link-defaults'>
@@ -579,7 +579,7 @@ Fragment URLs</h4>
 
 	In some CSS-using languages like SVG,
 	one often needs to refer to elements in the host document directly
-	(such as to reference a <{linear-gradient}> element).
+	(such as to reference a <{linearGradient}> element).
 	To facilitate this and work around some common eccentriticites in browser URL handling,
 	CSS has special behavior for fragment-only urls.