Allow skipping camera layers for HDR callback

Bug: 218728138
Test: make; verified callback didn't change for youtube HDR
Change-Id: I3ee4999d221052be5d8d093033b90bfe6b3aa87e
diff --git a/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt b/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt
index bf1e7e2..348a462 100644
--- a/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt
+++ b/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt
@@ -69,6 +69,10 @@
     prop_name: "ro.surface_flinger.has_wide_color_display"
   }
   prop {
+    api_name: "ignore_hdr_camera_layers"
+    prop_name: "ro.surface_flinger.ignore_hdr_camera_layers"
+  }
+  prop {
     api_name: "max_frame_buffer_acquired_buffers"
     type: Long
     prop_name: "ro.surface_flinger.max_frame_buffer_acquired_buffers"