**Do you want to request a *feature* or report a *bug*?**

Bug

**What is the current behavior?**

React Native for Web was broken by 16.5 as describe [here](https://github.com/necolas/react-native-web/issues/1096) due to this change https://github.com/facebook/react/pull/13539

**What is the expected behavior?**

Release a version of React that exports the EventPluginHub.

**Which versions of React, and which browser / OS are affected by this issue? Did this work in previous versions of React?**

Worked in 16.4
let root: Root = (container._reactRootContainer: any);
  if (!root) {
    
    root = container._reactRootContainer = legacyCreateRootFromDOMContainer(
      container,
      forceHydrate,
    );
    if (typeof callback === 'function') {
      const originalCallback = callback;
      callback = function() {
        const instance = DOMRenderer.getPublicRootInstance(root._internalRoot);
        originalCallback.call(instance);
      };
    }
    
    DOMRenderer.unbatchedUpdates(() => {
      if (parentComponent != null) {
        root.legacy_renderSubtreeIntoContainer(
          parentComponent,
          children,
          callback,
        );
      } else {
        root.render(children, callback);
      }
    });
  } else {
    if (typeof callback === 'function') {