Add performance global to .eslintrc

Face Kapow · Face Kapow · commit ddaba0c7ff81 · 2016-08-01T07:54:43.000-04:00
Somehow it was missed in the code style PR
diff --git a/.eslintrc b/.eslintrc
@@ -5,6 +5,7 @@ globals:
   debug: true
   __SYSCALL: true
   runtime: true
+  performance: true
 
 env:
   es6: true
