Fix sync script: set return code

rogerwang · rogerwang · commit e63f19ca15e8 · 2018-09-25T00:01:10.000-06:00
diff --git a/tools/sync.py b/tools/sync.py
@@ -23,4 +23,4 @@
 print gclient_root
 
 os.chdir(gclient_root)
-sp.call(cmd)
+sys.exit(sp.call(cmd))
