make menus, bubbles, etc. top level windows on aura

ui/aura/test/test_window_delegate.cc

Index: ui/aura/test/test_window_delegate.cc
diff --git a/ui/aura/test/test_window_delegate.cc b/ui/aura/test/test_window_delegate.cc
index 462cd701b89329bffebc2770006b54a2695aaa76..784a9da3ac67f4e8de8705f86bdd1ccab62be7cc 100644
--- a/ui/aura/test/test_window_delegate.cc
+++ b/ui/aura/test/test_window_delegate.cc
@@ -41,6 +41,9 @@ gfx::Size TestWindowDelegate::GetMaximumSize() const {
   return maximum_size_;
 }
 
+void TestWindowDelegate::SetHostTransitionBounds(const gfx::Rect& bounds) {
+}
+
 void TestWindowDelegate::OnBoundsChanged(const gfx::Rect& old_bounds,
                                          const gfx::Rect& new_bounds) {
 }
@@ -73,6 +76,9 @@ void TestWindowDelegate::OnDeviceScaleFactorChanged(
     float device_scale_factor) {
 }
 
+void TestWindowDelegate::OnWindowHidingAnimationCompleted() {
+}
+
 void TestWindowDelegate::OnWindowDestroying() {
 }