remove unused

src/directives/attr.js

@@ -1,5 +1,3 @@
-var _ = require('../util')
-
 // SVG xml namespaces
 var namespaces = {
   xlink: 'http://www.w3.org/1999/xlink',

src/instance/compile.js

@@ -229,19 +229,6 @@ exports._bindAttr = function (node, attr) {
   )
 }
 
-/**
- * Helper to translate token value into expression parts.
- *
- * @param {Object} token
- * @return {String}
- */
-
-function expifyToken (token) {
-  return token.tag
-    ? token.value
-    : ("'" + token.value + "'")
-}
-
 /**
  * Check for priority directives that would potentially
  * skip other directives: