From 94e8b2c839814ab88ce3de44cb0932c81e5c2397 Mon Sep 17 00:00:00 2001
From: Ben Newman <ben@meteor.com>
Date: Wed, 20 Jan 2016 15:43:16 -0500
Subject: [PATCH] Disable babel-runtime/core-js/... polyfills.

---
 index.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 762ca57a2d..790f532351 100644
--- a/index.js
+++ b/index.js
@@ -1,7 +1,11 @@
 // TODO Somehow expose a hash of these plugin options?
 module.exports = {
   plugins: [
-    require("babel-plugin-transform-runtime"),
+    [require("babel-plugin-transform-runtime"), {
+      // Avoid importing polyfills for things like Object.keys, which
+      // Meteor already shims in other ways.
+      polyfill: false
+    }],
     require("babel-plugin-check-es2015-constants"),
     require("babel-plugin-syntax-flow"),
     require("babel-plugin-syntax-trailing-function-commas"),