mus: Disregard windows that explicitly set can_accept_events to be false when sending events.

services/ui/public/cpp/tests/test_window_tree.h

Index: services/ui/public/cpp/tests/test_window_tree.h
diff --git a/services/ui/public/cpp/tests/test_window_tree.h b/services/ui/public/cpp/tests/test_window_tree.h
index 6bd8beab4314be4d2e616eb1f9c4def9163f738e..314ef152182944bdfdde4ef5327e3c34a943a3c7 100644
--- a/services/ui/public/cpp/tests/test_window_tree.h
+++ b/services/ui/public/cpp/tests/test_window_tree.h
@@ -105,6 +105,7 @@ class TestWindowTree : public mojom::WindowTree {
                          mojom::MoveLoopSource source,
                          const gfx::Point& cursor_location) override;
   void CancelWindowMove(uint32_t window_id) override;
+  void SetAcceptEvents(uint32_t window_id, bool accept_events) override;
 
   bool got_change_;
   uint32_t change_id_;