import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

devtools/client/responsive.html/reducers/touch-simulation.js

@@ -0,0 +1,31 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const {
+  CHANGE_TOUCH_SIMULATION,
+} = require("../actions/index");
+
+const INITIAL_TOUCH_SIMULATION = {
+  enabled: false,
+};
+
+let reducers = {
+
+  [CHANGE_TOUCH_SIMULATION](touchSimulation, { enabled }) {
+    return Object.assign({}, touchSimulation, {
+      enabled,
+    });
+  },
+
+};
+
+module.exports = function (touchSimulation = INITIAL_TOUCH_SIMULATION, action) {
+  let reducer = reducers[action.type];
+  if (!reducer) {
+    return touchSimulation;
+  }
+  return reducer(touchSimulation, action);
+};