Removes some Backbone views

ts/state/smart/App.tsx

@@ -0,0 +1,25 @@
+// Copyright 2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import React from 'react';
+import { connect } from 'react-redux';
+
+import { App, PropsType } from '../../components/App';
+import { SmartCallManager } from './CallManager';
+import { SmartGlobalModalContainer } from './GlobalModalContainer';
+import { StateType } from '../reducer';
+import { getTheme } from '../selectors/user';
+import { mapDispatchToProps } from '../actions';
+
+const mapStateToProps = (state: StateType): PropsType => {
+  return {
+    ...state.app,
+    renderCallManager: () => <SmartCallManager />,
+    renderGlobalModalContainer: () => <SmartGlobalModalContainer />,
+    theme: getTheme(state),
+  };
+};
+
+const smart = connect(mapStateToProps, mapDispatchToProps);
+
+export const SmartApp = smart(App);