Revert "Extended JavaScript environment requirements polyfills list with a promise (#1553)" (#1554)

This reverts commit cda991046a.
This commit is contained in:
Dan Abramov
2019-01-15 11:44:47 +00:00
committed by GitHub
parent cda991046a
commit 60dd46d64b

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@@ -11,7 +11,6 @@ React 16 depends on the collection types [Map](https://developer.mozilla.org/en-
A polyfilled environment for React 16 using core-js to support older browsers might look like:
```js
import 'core-js/es6/promise';
import 'core-js/es6/map';
import 'core-js/es6/set';