[RN] Add chat functionality

Co-authored-by: DimaG <dgeorgiev06@gmail.com>

react/features/display-name/components/DisplayNamePrompt.native.js

@@ -0,0 +1,30 @@
+// @flow
+
+import React from 'react';
+import { connect } from 'react-redux';
+
+import { InputDialog } from '../../base/dialog';
+
+import AbstractDisplayNamePrompt from './AbstractDisplayNamePrompt';
+
+/**
+ * Implements a component to render a display name prompt.
+ */
+class DisplayNamePrompt extends AbstractDisplayNamePrompt<*> {
+    /**
+     * Implements React's {@link Component#render()}.
+     *
+     * @inheritdoc
+     */
+    render() {
+        return (
+            <InputDialog
+                contentKey = 'dialog.enterDisplayName'
+                onSubmit = { this._onSetDisplayName } />
+        );
+    }
+
+    _onSetDisplayName: string => boolean;
+}
+
+export default connect()(DisplayNamePrompt);