Removed unnecessary CSS rule.

docs/extra.less

@@ -243,10 +243,6 @@ div.toc,.memproto,div.qindex,div.ah {
 	border-radius:4px;
 }
 
-.memproto a {
-	color:@default-link-color;
-}
-
 .paramname {
 	color:@prototype-param-color;
 }