diff --git a/modules/benchmarks/src/tree/polymer_leaves/index.html b/modules/benchmarks/src/tree/polymer_leaves/index.html
deleted file mode 100644
index fe51d79feb..0000000000
--- a/modules/benchmarks/src/tree/polymer_leaves/index.html
+++ /dev/null
@@ -1,34 +0,0 @@
-<!doctype html>
-<html>
-
-<head>
-  <link rel="import" href="tree_leaf.html">
-</head>
-
-<body>
-
-  <h2>Params</h2>
-  <form>
-    Depth:
-    <input type="number" name="depth" placeholder="depth" value="9">
-    <br>
-    <button>Apply</button>
-  </form>
-
-  <h2>Polymer Leaves Benchmark</h2>
-  <p>
-    <button id="destroyDom">destroyDom</button>
-    <button id="createDom">createDom</button>
-    <button id="updateDomProfile">profile updateDom</button>
-    <button id="createDomProfile">profile createDom</button>
-  </p>
-
-  <div>
-    <binary-tree id="root"></binary-tree>
-  </div>
-
-  <script src="../../bootstrap_plain.js"></script>
-
-</body>
-
-</html>
diff --git a/modules/benchmarks/src/tree/polymer_leaves/index.ts b/modules/benchmarks/src/tree/polymer_leaves/index.ts
deleted file mode 100644
index 6c2549197a..0000000000
--- a/modules/benchmarks/src/tree/polymer_leaves/index.ts
+++ /dev/null
@@ -1,32 +0,0 @@
-/**
- * @license
- * Copyright Google Inc. All Rights Reserved.
- *
- * Use of this source code is governed by an MIT-style license that can be
- * found in the LICENSE file at https://angular.io/license
- */
-
-import {bindAction} from '../../util';
-import {buildTree, flattenTree} from '../util';
-
-declare var Polymer: any;
-
-export function main() {
-  const rootEl: any = document.querySelector('binary-tree');
-
-  function destroyDom() {
-    while (rootEl.firstChild) rootEl.removeChild(rootEl.firstChild);
-  }
-
-  function createDom() {
-    const flatTree = flattenTree(buildTree(), []);
-    for (let i = 0; i < flatTree.length; i++) {
-      const el: any = document.createElement('tree-leaf');
-      el.data = flatTree[i];
-      rootEl.appendChild(el);
-    }
-  }
-
-  bindAction('#destroyDom', destroyDom);
-  bindAction('#createDom', createDom);
-}
diff --git a/modules/benchmarks/src/tree/polymer_leaves/tree_leaf.html b/modules/benchmarks/src/tree/polymer_leaves/tree_leaf.html
deleted file mode 100644
index 28f3fce8ff..0000000000
--- a/modules/benchmarks/src/tree/polymer_leaves/tree_leaf.html
+++ /dev/null
@@ -1,14 +0,0 @@
-<link rel="import" href="/all/benchmarks/vendor/polymer/polymer.html">
-<dom-module id="tree-leaf">
-  <template>
-    <span style="[[data.style]]"> {{data.value}} </span>
-  </template>
-  <script>
-    Polymer({
-      is: 'tree-leaf',
-      properties: {
-        data: {}
-      }
-    });
-  </script>
-</dom-module>
