Bug 1309194: Implement summary info in Net Panel Toolbar; Bug 1317205: CSS improvement for summary button

Required for: https://github.com/MoonchildProductions/moebius/pull/93

devtools/client/netmonitor/reducers/requests.js

@@ -0,0 +1,28 @@
+/* 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 I = require("devtools/client/shared/vendor/immutable");
+const {
+  UPDATE_REQUESTS,
+} = require("../constants");
+
+const Requests = I.Record({
+  items: [],
+});
+
+function updateRequests(state, action) {
+  return state.set("items", action.items || state.items);
+}
+
+function requests(state = new Requests(), action) {
+  switch (action.type) {
+    case UPDATE_REQUESTS:
+      return updateRequests(state, action);
+    default:
+      return state;
+  }
+}
+
+module.exports = requests;