drm_hwcomposer: treewide: Handle bool properties in the Property class

To clean things up and unify the usage of properties.

Change-Id: I0e034ed309f5f8a0d4fc9be7a4a3edcb39050e7f
Signed-off-by: Roman Stratiienko <r.stratiienko@gmail.com>
diff --git a/utils/properties.h b/utils/properties.h
index 15c2fb2..4df79eb 100644
--- a/utils/properties.h
+++ b/utils/properties.h
@@ -78,4 +78,7 @@
  public:
   static auto IsPresentFenceNotReliable() -> bool;
   static auto UseConfigGroups() -> bool;
+  static auto UseOverlayPlanes() -> bool;
+  static auto ScaleWithGpu() -> bool;
+  static auto EnableVirtualDisplay() -> bool;
 };