fix for static methods and names banned in strict mode

lib/runtime/dart_runtime.js

Index: lib/runtime/dart_runtime.js
diff --git a/lib/runtime/dart_runtime.js b/lib/runtime/dart_runtime.js
index 4033e89ccdc78f9e7d21f87f81ca5fe56b721cad..058c3216b43c96b1b7d8c799f91bdea9a74c2d2f 100644
--- a/lib/runtime/dart_runtime.js
+++ b/lib/runtime/dart_runtime.js
@@ -280,8 +280,9 @@ var dart, _js_helper;
    * function with the same name. For example `new SomeClass.name(args)`.
    */
   function defineNamedConstructor(clazz, name) {
+    var shortName = name.startsWith('::') ? name.substring(2) : name;
     var proto = clazz.prototype;
-    var initMethod = proto[clazz.name + '$' + name];
+    var initMethod = proto[clazz.name + '$' + shortName];
     var ctor = function() { return initMethod.apply(this, arguments); }
     ctor.prototype = proto;
     clazz[name] = ctor;