Update for libbase.

Change-Id: I23b1281a63031a7481ea7b33c9ddbdbe7d3d6174
diff --git a/Android.mk b/Android.mk
index cbfbbd2..d087216 100644
--- a/Android.mk
+++ b/Android.mk
@@ -47,7 +47,8 @@
 	libselinux \
 	libutils \
 	libhardware \
-	libsoftkeymaster
+	libsoftkeymaster \
+	libbase \
 
 common_static_libraries := \
 	libfs_mgr \