Send unsolicited time response to first signal strength query after loadvm

Change-Id: I9c6260493d42564ee3aa34799313368bb2de7d4d
diff --git a/android/snapshot.h b/android/snapshot.h
index be03818..c0d5965 100644
--- a/android/snapshot.h
+++ b/android/snapshot.h
@@ -26,6 +26,10 @@
  */
 void snapshot_print_and_exit( const char *snapstorage );
 
+
+extern int android_snapshot_update_time;
+extern int android_snapshot_update_time_request;
+
 #endif
 
 #endif /* SNAPSHOTS_H_ */