Adds a couple more properties to the property converter

ui/views/mus/desktop_window_tree_host_mus.h

Index: ui/views/mus/desktop_window_tree_host_mus.h
diff --git a/ui/views/mus/desktop_window_tree_host_mus.h b/ui/views/mus/desktop_window_tree_host_mus.h
index dff5dd7b4205a288de76cc66cb3dca9bc3dbdcb2..2b0620027cd3c33ca946b651f73a64f1c78eb1cc 100644
--- a/ui/views/mus/desktop_window_tree_host_mus.h
+++ b/ui/views/mus/desktop_window_tree_host_mus.h
@@ -30,6 +30,10 @@ class VIEWS_MUS_EXPORT DesktopWindowTreeHostMus
       const std::map<std::string, std::vector<uint8_t>>* mus_properties);
   ~DesktopWindowTreeHostMus() override;
 
+  // Returns a bitmask of the resize types. See ui::mojom::kResizeBehavior.
+  // |delegate| may be null.
+  static int32_t GetResizeBehaviorFromDelegate(WidgetDelegate* delegate);
+
  private:
   bool IsDocked() const;