From 9de923258cb3b9635245b7bfdb47e4cb693c5aff Mon Sep 17 00:00:00 2001
From: Jimmy Jia <tesrin@gmail.com>
Date: Tue, 7 Feb 2017 11:19:14 -0500
Subject: [PATCH] Don't transpile ES7 symbol properties (#5195)

---
 packages/babel-plugin-transform-runtime/src/definitions.js | 2 --
 1 file changed, 2 deletions(-)

diff --git a/packages/babel-plugin-transform-runtime/src/definitions.js b/packages/babel-plugin-transform-runtime/src/definitions.js
index ce059f9634..20a5853412 100644
--- a/packages/babel-plugin-transform-runtime/src/definitions.js
+++ b/packages/babel-plugin-transform-runtime/src/definitions.js
@@ -104,14 +104,12 @@ module.exports = {
     },
 
     Symbol: {
-      asyncIterator: "symbol/async-iterator",
       for: "symbol/for",
       hasInstance: "symbol/has-instance",
       isConcatSpreadable: "symbol/is-concat-spreadable",
       iterator: "symbol/iterator",
       keyFor: "symbol/key-for",
       match: "symbol/match",
-      observable: "symbol/observable",
       replace: "symbol/replace",
       search: "symbol/search",
       species: "symbol/species",