diff --git a/third_party/d3/src/d3.js b/third_party/d3/src/d3.js
index a3e4b95..8a98c4d 100644
--- a/third_party/d3/src/d3.js
+++ b/third_party/d3/src/d3.js
@@ -713,6 +713,7 @@
     }) : this.node().textContent;
   };
   d3_selectionPrototype.html = function(value) {
+    throw "disallowed by chromium security";
     return arguments.length ? this.each(typeof value === "function" ? function() {
       var v = value.apply(this, arguments);
       this.innerHTML = v == null ? "" : v;
@@ -9274,9 +9275,11 @@
     return JSON.parse(request.responseText);
   }
   d3.html = function(url, callback) {
+    throw "disallowed by chromium security";
     return d3_xhr(url, "text/html", d3_html, callback);
   };
   function d3_html(request) {
+    throw "disallowed by chromium security";
     var range = d3_document.createRange();
     range.selectNode(d3_document.body);
     return range.createContextualFragment(request.responseText);