Import Polymer 0.8 and several key elements.

third_party/polymer/v0_8/components-chromium/polymer/src/lib/template/x-template-extracted.js

Index: third_party/polymer/v0_8/components-chromium/polymer/src/lib/template/x-template-extracted.js
diff --git a/third_party/polymer/v0_8/components-chromium/polymer/src/lib/template/x-template-extracted.js b/third_party/polymer/v0_8/components-chromium/polymer/src/lib/template/x-template-extracted.js
new file mode 100644
index 0000000000000000000000000000000000000000..06af4640f8d1b80a3bd351e395ff19e05088eb69
--- /dev/null
+++ b/third_party/polymer/v0_8/components-chromium/polymer/src/lib/template/x-template-extracted.js
@@ -0,0 +1,26 @@
+
+
+  /**
+   * Creates a pseudo-custom-element that maps property values to bindings
+   * in DOM.
+   * 
+   * `stamp` method creates an instance of the pseudo-element. The instance
+   * references a document-fragment containing the stamped and bound dom
+   * via it's `root` property. 
+   *  
+   */
+  Polymer({
+
+    is: 'x-template',
+    extends: 'template',
+
+    behaviors: [
+      Polymer.Templatizer
+    ],
+
+    ready: function() {
+      this.templatize(this);
+    }
+
+  });
+