Merge "clean up CL for androidmk variables"
diff --git a/build/soong b/build/soong
index 24bfad6..1978fdf 160000
--- a/build/soong
+++ b/build/soong
@@ -1 +1 @@
-Subproject commit 24bfad66be20677d352cac218c4ba0439d4326f6
+Subproject commit 1978fdf9b28c99ea32a0f72289d7dc999cfe07dd