Generate dart:html bindings for Dartium as well as Frog. All unittests now pass (or are disabled fo…

client/html/generated/html/dartium/ShadowRoot.dart

+
+class _ShadowRootImpl extends _DocumentFragmentImpl implements ShadowRoot {
+  _ShadowRootImpl._wrap(ptr) : super._wrap(ptr);
+
+  Element get host() => _wrap(_ptr.host);
+
+  Element getElementById(String elementId) {
+    return _wrap(_ptr.getElementById(_unwrap(elementId)));
+  }
+
+  NodeList getElementsByClassName(String className) {
+    return _wrap(_ptr.getElementsByClassName(_unwrap(className)));
+  }
+
+  NodeList getElementsByTagName(String tagName) {
+    return _wrap(_ptr.getElementsByTagName(_unwrap(tagName)));
+  }
+
+  NodeList getElementsByTagNameNS(String namespaceURI, String localName) {
+    return _wrap(_ptr.getElementsByTagNameNS(_unwrap(namespaceURI), _unwrap(localName)));
+  }
+}