Make aura work with mus

ui/aura/test/mus/test_window_tree_client_setup.h

Index: ui/aura/test/mus/test_window_tree_client_setup.h
diff --git a/services/ui/public/cpp/tests/test_window_tree_client_setup.h b/ui/aura/test/mus/test_window_tree_client_setup.h
similarity index 85%
copy from services/ui/public/cpp/tests/test_window_tree_client_setup.h
copy to ui/aura/test/mus/test_window_tree_client_setup.h
index e7146f9a45372a34de12ad6483bfd4bcad313e47..50fa5147449b47183e5d4d120fdc053589a81590 100644
--- a/services/ui/public/cpp/tests/test_window_tree_client_setup.h
+++ b/ui/aura/test/mus/test_window_tree_client_setup.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef SERVICES_UI_PUBLIC_CPP_TESTS_TEST_WINDOW_TREE_CLIENT_SETUP_H_
-#define SERVICES_UI_PUBLIC_CPP_TESTS_TEST_WINDOW_TREE_CLIENT_SETUP_H_
+#ifndef UI_AURA_TEST_MUS_TEST_WINDOW_TREE_CLIENT_SETUP_H_
+#define UI_AURA_TEST_MUS_TEST_WINDOW_TREE_CLIENT_SETUP_H_
 
 #include <memory>
 
@@ -13,7 +13,7 @@ namespace display {
 class Display;
 }
 
-namespace ui {
+namespace aura {
 
 class TestWindowTree;
 class WindowManagerDelegate;
@@ -52,6 +52,6 @@ class TestWindowTreeClientSetup {
   DISALLOW_COPY_AND_ASSIGN(TestWindowTreeClientSetup);
 };
 
-}  // namespace ui
+}  // namespace aura
 
-#endif  // SERVICES_UI_PUBLIC_CPP_TESTS_TEST_WINDOW_TREE_CLIENT_SETUP_H_
+#endif  // UI_AURA_TEST_MUS_TEST_WINDOW_TREE_CLIENT_SETUP_H_