Polymer elements added to third_party/polymer.

third_party/polymer/components/core-splitter/core-splitter.css

Index: third_party/polymer/components/core-splitter/core-splitter.css
diff --git a/third_party/polymer/polymer/polymer.html b/third_party/polymer/components/core-splitter/core-splitter.css
similarity index 59%
copy from third_party/polymer/polymer/polymer.html
copy to third_party/polymer/components/core-splitter/core-splitter.css
index 424006a04e7d1837ec411f5db7b89b7c07f62a48..75d62d085253811f6ceed30c6657f3d496088f1e 100644
--- a/third_party/polymer/polymer/polymer.html
+++ b/third_party/polymer/components/core-splitter/core-splitter.css
@@ -1,13 +1,27 @@
-<!--
+/*
 Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
 The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
 Code distributed by Google as part of the polymer project is also
 subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
--->
+*/
 
-<link rel="import" href="layout.html">
+:host {
+  display: block;
+  width: 12px;
+  background: #efefef url(handle.svg) no-repeat center;
+  box-shadow: inset 0 0 2px 1px #ccc;
+  cursor: col-resize;
+}
 
-<script src="polymer.js"></script>
-<!--<link rel="import" href="../polymer-dev/polymer.html">--> 
+:host(.horizontal) {
+  width: auto;
+  height: 12px;
+  cursor: row-resize;
+  background-image: url(handle-h.svg);
+}
+
+:host(:hover, :active) {
+  background-color: #ddd;
+}