Converts mash to use the common non-client frame

ash/mus/bridge/wm_window_mus_test_api.h

Index: ash/mus/bridge/wm_window_mus_test_api.h
diff --git a/ash/mus/bridge/wm_window_mus_test_api.h b/ash/mus/bridge/wm_window_mus_test_api.h
new file mode 100644
index 0000000000000000000000000000000000000000..aa064861aa1bc303ffc101cbe23bd7ffbd8e6c46
--- /dev/null
+++ b/ash/mus/bridge/wm_window_mus_test_api.h
@@ -0,0 +1,33 @@
+// Copyright 2016 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 ASH_MUS_BRIDGE_WM_WINDOW_MUS_TEST_API_H_
+#define ASH_MUS_BRIDGE_WM_WINDOW_MUS_TEST_API_H_
+
+#include "ash/mus/bridge/wm_window_mus.h"
+
+namespace ash {
+namespace mus {
+
+class WmWindowMusTestApi {
+ public:
+  explicit WmWindowMusTestApi(WmWindow* window)
+      : WmWindowMusTestApi(WmWindowMus::AsWmWindowMus(window)) {}
+  explicit WmWindowMusTestApi(WmWindowMus* window) : window_(window) {}
+  ~WmWindowMusTestApi() {}
+
+  void set_use_empty_minimum_size(bool value) {
+    window_->use_empty_minimum_size_for_testing_ = true;
+  }
+
+ private:
+  WmWindowMus* window_;
+
+  DISALLOW_COPY_AND_ASSIGN(WmWindowMusTestApi);
+};
+
+}  // namespace mus
+}  // namespace ash
+
+#endif  // ASH_MUS_BRIDGE_WM_WINDOW_MUS_TEST_API_H_