Propagate supported scanout formats from driver to SurfaceFactoryOzone.

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

Index: ui/ozone/platform/drm/gpu/drm_thread.cc
diff --git a/ui/ozone/platform/drm/gpu/drm_thread.cc b/ui/ozone/platform/drm/gpu/drm_thread.cc
index 875f3844939d9d017414ce8ae84f7cfeac6f16aa..c65e551f39290ba60e5106007849c580ea7df720 100644
--- a/ui/ozone/platform/drm/gpu/drm_thread.cc
+++ b/ui/ozone/platform/drm/gpu/drm_thread.cc
@@ -106,6 +106,10 @@ void DrmThread::CreateBuffer(gfx::AcceleratedWidget widget,
   *buffer = GbmBuffer::CreateBuffer(gbm, format, size, usage);
 }
 
+void DrmThread::GetSupportedFormats(std::vector<uint32_t>* support_formats) {
+  *support_formats = display_manager_->GetSupportedFormats();
+}
+
 void DrmThread::SchedulePageFlip(gfx::AcceleratedWidget widget,
                                  const std::vector<OverlayPlane>& planes,
                                  const SwapCompletionCallback& callback) {