vendor/assets/javascripts/d3.js in metrics-graphics-rails-2.1.3.2 vs vendor/assets/javascripts/d3.js in metrics-graphics-rails-2.4.0

@@ -1,17 +1,17 @@
 !function() {
   var d3 = {
-    version: "3.5.4"
+    version: "3.5.5"
   };
   var d3_arraySlice = [].slice, d3_array = function(list) {
     return d3_arraySlice.call(list);
   };
   var d3_document = this.document;
   function d3_documentElement(node) {
-    return node && (node.ownerDocument || node.document).documentElement;
+    return node && (node.ownerDocument || node.document || node).documentElement;
   }
   function d3_window(node) {
-    return node && node.ownerDocument ? node.ownerDocument.defaultView : node;
+    return node && (node.ownerDocument && node.ownerDocument.defaultView || node.document && node || node.defaultView);
   }
   if (d3_document) {
     try {
       d3_array(d3_document.documentElement.childNodes)[0].nodeType;
     } catch (e) {
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