Move Format checks to HardwareDisplayPlane

ui/ozone/platform/drm/gpu/hardware_display_plane.h

Index: ui/ozone/platform/drm/gpu/hardware_display_plane.h
diff --git a/ui/ozone/platform/drm/gpu/hardware_display_plane.h b/ui/ozone/platform/drm/gpu/hardware_display_plane.h
index 4eecf8dfa099ee5f80e611183a5bca505d95377d..fd3061816d8b9d9498e05635c8a074732ee9a933 100644
--- a/ui/ozone/platform/drm/gpu/hardware_display_plane.h
+++ b/ui/ozone/platform/drm/gpu/hardware_display_plane.h
@@ -30,9 +30,10 @@ class OZONE_EXPORT HardwareDisplayPlane {
 
   bool Initialize(DrmDevice* drm,
                   const std::vector<uint32_t>& formats,
-                  bool is_dummy);
+                  bool is_dummy,
+                  bool test_only);
 
-  virtual bool IsSupportedFormat(uint32_t format) const;
+  bool IsSupportedFormat(uint32_t format);
 
   bool CanUseForCrtc(uint32_t crtc_index);
 
@@ -54,6 +55,7 @@ class OZONE_EXPORT HardwareDisplayPlane {
   uint32_t plane_id_ = 0;
   uint32_t possible_crtcs_ = 0;
   uint32_t owning_crtc_ = 0;
+  uint32_t last_used_format_ = 0;
   bool in_use_ = false;
   Type type_ = kPrimary;
   std::vector<uint32_t> supported_formats_;