fixes #173, ability to use native JS indexers

test/codegen/expect/sunflower/dom.js

Index: test/codegen/expect/sunflower/dom.js
diff --git a/test/codegen/expect/sunflower/dom.js b/test/codegen/expect/sunflower/dom.js
index 48461cb9f55575589f4dd91f510461118b084af3..366b6ef6f198a8f0b69a2354180ba6a77c5d773f 100644
--- a/test/codegen/expect/sunflower/dom.js
+++ b/test/codegen/expect/sunflower/dom.js
@@ -20,7 +20,6 @@ var core = dart.import(core);
   });
   let overload = dart.const(new Overload());
   let EventListener = dart.typedef('EventListener', () => dart.functionType(dart.void, [Event]));

[vsm, 2015/06/05 19:22:05]

Event is gone, but it's referred to right here still.

[Jennifer Messerly, 2015/06/05 19:24:37]

just chatted ... I think what happened here is Event is now @JsName, so we don't
generate it, on the theory that it's already a global.

-  class Event extends core.Object {}
   let InputElement = HTMLInputElement;
   let CanvasElement = HTMLCanvasElement;
   class RenderingContext extends core.Object {}
@@ -42,7 +41,6 @@ var core = dart.import(core);
   exports.Overload = Overload;
   exports.overload = overload;
   exports.EventListener = EventListener;
-  exports.Event = Event;
   exports.InputElement = InputElement;
   exports.CanvasElement = CanvasElement;
   exports.RenderingContext = RenderingContext;