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

client/html/generated/html/frog/Storage.dart

+
+class _StorageImpl implements Storage native "*Storage" {
+
+  final int length;
+
+  void clear() native;
+
+  String getItem(String key) native;
+
+  String key(int index) native;
+
+  void removeItem(String key) native;
+
+  void setItem(String key, String data) native;
+}