Initial cut of ash/wm/common classes for mus

mash/wm/property_util.h

Index: mash/wm/property_util.h
diff --git a/mash/wm/property_util.h b/mash/wm/property_util.h
index eff367e324de26ed5fdf718e974d19dc358d1511..a5cbd39507a3698cc9ccbd63bc07c1be8154ce01 100644
--- a/mash/wm/property_util.h
+++ b/mash/wm/property_util.h
@@ -8,6 +8,7 @@
 #include "components/mus/public/cpp/window.h"
 #include "components/mus/public/interfaces/window_manager_constants.mojom.h"
 #include "mash/wm/public/interfaces/container.mojom.h"
+#include "ui/wm/public/window_types.h"
 
 namespace gfx {
 class Rect;
@@ -51,6 +52,8 @@ mus::mojom::WindowType GetWindowType(const mus::Window* window);
 mus::mojom::WindowType GetWindowType(
     const mus::Window::SharedProperties& window);
 
+ui::wm::WindowType GetWmWindowType(const mus::Window* window);
+
 base::string16 GetWindowTitle(const mus::Window* window);
 
 mojo::Array<uint8_t> GetWindowAppIcon(const mus::Window* window);