misc: switch copyright to Valve
diff --git a/layers/threading.h b/layers/threading.h
index 1b75e50..eb91319 100644
--- a/layers/threading.h
+++ b/layers/threading.h
@@ -1,6 +1,6 @@
 /*
  *
- * Copyright (C) 2015 LunarG, Inc.
+ * Copyright (C) 2015 Valve Corporation
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),