Remove unnecessary #includes of <sys/atomics.h>.

Bug: 14903517
Change-Id: I5b0a418dd982f1a2fd90609b12bd8364f7f34996
diff --git a/init/property_service.c b/init/property_service.c
index 4bcf883..fb3bc8d 100644
--- a/init/property_service.c
+++ b/init/property_service.c
@@ -38,7 +38,6 @@
 #include <sys/types.h>
 #include <netinet/in.h>
 #include <sys/mman.h>
-#include <sys/atomics.h>
 #include <private/android_filesystem_config.h>
 
 #include <selinux/selinux.h>
diff --git a/toolbox/watchprops.c b/toolbox/watchprops.c
index 06cdebe..0d05aba 100644
--- a/toolbox/watchprops.c
+++ b/toolbox/watchprops.c
@@ -6,8 +6,6 @@
 #include <cutils/properties.h>
 #include <cutils/hashmap.h>
 
-#include <sys/atomics.h>
-
 #define _REALLY_INCLUDE_SYS__SYSTEM_PROPERTIES_H_
 #include <sys/_system_properties.h>