[css-color-4] Export definition

Author: frivoal

css-color/Overview.bs

@@ -165,7 +165,7 @@ Resolving Color values</h2>
 
 	Various properties accept <<color>> values.
 	Unless an exception is explicitly defined,
-	all such properties must <dfn lt="resolve color values|resolving color values">resolve color values</dfn> as defined below
+	all such properties must <dfn export lt="resolve color values|resolving color values">resolve color values</dfn> as defined below
 	to determine the <a>computed value</a> and the <a>used value</a> for <<color>>.
 
 	<ul>