MD History: Move queryState to be managed by history-router

chrome/browser/resources/md_history/app.js

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 cr.define('md_history', function() {
   var lazyLoadPromise = null;
   function ensureLazyLoaded() {
     if (!lazyLoadPromise) {
       lazyLoadPromise = new Promise(function(resolve, reject) {
         Polymer.Base.importHref(
@@ skipping 21 matching lines @@
       type: String,
       observer: 'selectedPageChanged_',
     },
 
     // Whether domain-grouped history is enabled.
     grouped_: {
       type: Boolean,
       reflectToAttribute: true,
     },
 
-    /** @type {!QueryState} */
-    queryState_: {
-      type: Object,
-      value: function() {
-        return {
-          // Whether the most recent query was incremental.
-          incremental: false,
-          // A query is initiated by page load.
-          querying: true,
-          queryingDisabled: false,
-          _range: HistoryRange.ALL_TIME,
-          searchTerm: '',
-          groupedOffset: 0,
-
-          set range(val) {
-            this._range = Number(val);
-          },
-          get range() {
-            return this._range;
-          },
-        };
-      }
-    },
-
     /** @type {!QueryResult} */
     queryResult_: {
       type: Object,
       value: function() {
         return {
           info: null,
           results: null,
           sessionList: null,
         };
       }
@@ skipping 12 matching lines @@
       notify: true,
     },
 
     showMenuPromo_: {
       type: Boolean,
       value: function() {
         return loadTimeData.getBoolean('showMenuPromo');
       },
     },
 
+    /** @type {!QueryState} */
+    queryState_: Object,
+
     // True if the window is narrow enough for the page to have a drawer.
     hasDrawer_: {
       type: Boolean,
       observer: 'hasDrawerChanged_',
     },
 
     // Used to display notices for profile sign-in status.
     showSidebarFooter: Boolean,
 
     hasSyncedResults: Boolean,
@@ skipping 302 matching lines @@
             break;
         }
         break;
     }
 
     md_history.BrowserService.getInstance().recordHistogram(
         'History.HistoryPageView', histogramValue,
         HistoryPageViewHistogram.END);
   },
 });