switch Node.bind to interop

pkg/polymer/test/js_interop_test.html

Index: pkg/polymer/test/js_interop_test.html
diff --git a/pkg/polymer/test/js_interop_test.html b/pkg/polymer/test/js_interop_test.html
index 01fab3eddd5cfb80ab2c22cb264716fa332c21d8..b3c2caf01122be5cbe700a7ec9505de9e5ce5f7e 100644
--- a/pkg/polymer/test/js_interop_test.html
+++ b/pkg/polymer/test/js_interop_test.html
@@ -38,6 +38,39 @@
   <dart-element></dart-element>
   <js-element></js-element>
 
+  <polymer-element name="js-element2" attributes="qux">
+    <template>QUX:{{qux.baz}}</template>
+    <script>Polymer('js-element2');</script>
+  </polymer-element>
+
+  <polymer-element name="dart-element2">
+    <template>
+     <js-element2 qux="{{quux}}"></js-element2>
+    </template>
+  </polymer-element>
+
+  <dart-element2>
+    <js-element baz="123" class="quux"></js-element>
+  </dart-element2>
+
+  <polymer-element name="js-element3" attributes="qux">
+    <template>FOOBAR</template>
+    <script>Polymer('js-element3', {
+      quxChanged: function() {
+        this.shadowRoot.textContent = 'js-element3[qux]:' +
+            this.qux.aDartMethod(321);
+      }
+    });</script>
+  </polymer-element>
+
+  <polymer-element name="dart-element3">
+    <template>
+      <js-element3 qux="{{quux}}"></js-element3>
+    </template>
+  </polymer-element>
+
+  <dart-element3></dart-element3>
+
   <script type="application/dart" src="js_interop_test.dart"></script>
 
   </body>