Add point to Window class and Window polyfills of screen.

tools/dom/templates/html/impl/impl_Window.darttemplate

Index: tools/dom/templates/html/impl/impl_Window.darttemplate
diff --git a/tools/dom/templates/html/impl/impl_Window.darttemplate b/tools/dom/templates/html/impl/impl_Window.darttemplate
index 1748306ed71ea54a182e47ee965c6012e5b8238d..1af8bd82b6b5ef9126bfef17f07636c8751ec07e 100644
--- a/tools/dom/templates/html/impl/impl_Window.darttemplate
+++ b/tools/dom/templates/html/impl/impl_Window.darttemplate
@@ -277,6 +277,8 @@ $!MEMBERS
   @DomName('DOMWindow.onbeforeunload')
   @DocsEditable()
   Stream<Event> get onBeforeUnload => beforeUnloadEvent.forTarget(this);
+
+  void moveTo(Point p) => $dom_moveTo(p.x, p.y);

[blois, 2013/07/13 00:36:06]

I think this is actually an analyzer warning as it implies returning the result
of moveTo (null).

Should be:
void moveTo(Point p) {
  $dom_moveTo(p.x, p.y);
}

 }
 
 /**