Wires up modality for aura-mus

ui/aura/test/mus/test_window_tree.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_AURA_TEST_MUS_TEST_WINDOW_TREE_H_
 #define UI_AURA_TEST_MUS_TEST_WINDOW_TREE_H_
 
 #include <stdint.h>
 
 #include <set>
 
 #include "base/macros.h"
 #include "services/ui/public/interfaces/window_tree.mojom.h"
 
 namespace aura {
 
 enum class WindowTreeChangeType {
   BOUNDS,
   // Used for both set and release capture.
   CAPTURE,
   FOCUS,
+  MODAL,
   NEW_TOP_LEVEL,
   NEW_WINDOW,
   PROPERTY,
   VISIBLE,
 
   // This covers all cases that aren't used in tests.
   OTHER,
 };
 
 // WindowTree implementation for tests. TestWindowTree maintains a list of all
@@ skipping 141 matching lines @@
   ui::mojom::WindowTreeClient* client_;
 
   mojo::Map<mojo::String, mojo::Array<uint8_t>> last_new_window_properties_;
 
   DISALLOW_COPY_AND_ASSIGN(TestWindowTree);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_TEST_MUS_TEST_WINDOW_TREE_H_