Move Format checks to HardwareDisplayPlane

ui/ozone/platform/drm/gpu/hardware_display_plane_atomic.cc

Index: ui/ozone/platform/drm/gpu/hardware_display_plane_atomic.cc
diff --git a/ui/ozone/platform/drm/gpu/hardware_display_plane_atomic.cc b/ui/ozone/platform/drm/gpu/hardware_display_plane_atomic.cc
index fcb888a753192bdda15f3f4cfacba526c982935d..8e46916ad2a513cdbe3b042fd919a98327434149 100644
--- a/ui/ozone/platform/drm/gpu/hardware_display_plane_atomic.cc
+++ b/ui/ozone/platform/drm/gpu/hardware_display_plane_atomic.cc
@@ -4,8 +4,6 @@
 
 #include "ui/ozone/platform/drm/gpu/hardware_display_plane_atomic.h"
 
-#include <drm.h>
-#include <drm/drm_fourcc.h>
 #include <errno.h>
 #include <gbm.h>
 #include <xf86drm.h>
@@ -123,29 +121,4 @@ bool HardwareDisplayPlaneAtomic::Initialize(
   return true;
 }
 
-bool HardwareDisplayPlaneAtomic::IsSupportedFormat(uint32_t format) const {
-  uint32_t format_type = 0;
-  switch (format) {
-    case GBM_BO_FORMAT_ARGB8888: {
-      // We create a FB of 24 bit color depth.
-      format_type = DRM_FORMAT_XRGB8888;
-      break;
-    }
-    case GBM_BO_FORMAT_XRGB8888: {
-      format_type = DRM_FORMAT_XRGB8888;
-      break;
-    }
-    default:
-      NOTREACHED();
-      return false;
-  }
-
-  for (auto& element : supported_formats_) {
-    if (element == format_type)
-      return true;
-  }
-
-  return false;
-}
-
 }  // namespace ui