diff -r efd9c589177a -r c0b4a8b5a012 toolkit/javascript/d3/src/core/entries.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/javascript/d3/src/core/entries.js	Thu Apr 10 14:20:23 2014 +0200
@@ -0,0 +1,5 @@
+d3.entries = function(map) {
+  var entries = [];
+  for (var key in map) entries.push({key: key, value: map[key]});
+  return entries;
+};