8188034: InitSupport does not properly include closed file

Reviewed-by: tbell, erikj

make/InitSupport.gmk

@@ -36,7 +36,7 @@ ifeq ($(HAS_SPEC),)
 
   # Include the corresponding closed file, if present.
   # Normal hook mechanism cannot be used since we have no SPEC.
-  -include $(topdir)/closed/make/InitSupport.gmk
+  -include $(topdir)/../closed/make/InitSupport.gmk
 
   ##############################################################################
   # Helper functions for the initial part of Init.gmk, before the spec file is