Fix up DOM keyboardEvent constructor for dartium.

tests/html/keyboard_event_test.dart

Index: tests/html/keyboard_event_test.dart
diff --git a/tests/html/keyboard_event_test.dart b/tests/html/keyboard_event_test.dart
index b57910463720feb31d9465246a8e74a5dcfb287f..550055926b345d89f2f6f54d8d13ee7b911b4b1d 100644
--- a/tests/html/keyboard_event_test.dart
+++ b/tests/html/keyboard_event_test.dart
@@ -14,6 +14,9 @@ main() {
     expect(e.charCode, 0);
   }
 
+  test('keyboardEvent constructor', () {
+    var event = new KeyboardEvent('keyup', document.window);

[Emily Fortuna, 2012/12/07 18:29:05]

This is the one change that is different from the previous CL. I changed
"document.body" to "document.window"

Apparently webkit browsers are more forgiving and accept html elements as their
"view" but Firefox and IE want a proper Window.

+  });
   test('keys', () {
     // This test currently is pretty much a no-op because we
     // can't (right now) construct KeyboardEvents with specific keycode/charcode