SceneRenderLayer > SceneLayer: Convert Lay

There are parts of the old (Blender Internal) rendering pipeline that is still
using lay, e.g., in shi->lay.

Honestly it will be easier to purge the entire Blender Internal code away instead
of taking things from it bit by bit.

source/blender/blenloader/intern/versioning_280.c

@@ -346,6 +346,14 @@ void do_versions_after_linking_280(Main *main)
 													true);
 									}
 
+									if ((srl->lay & (1 << layer)) == 0) {
+										BKE_override_layer_collection_boolean_add(
+													layer_collection_parent,
+													ID_OB,
+													"cycles_visibility.camera",
+													false);
+									}
+
 									LayerCollection *layer_collection_child;
 									layer_collection_child = layer_collection_parent->layer_collections.first;