Closure: convert md_history to v2 GYP

chrome/browser/resources/md_history/history.js

Index: chrome/browser/resources/md_history/history.js
diff --git a/chrome/browser/resources/md_history/history.js b/chrome/browser/resources/md_history/history.js
index dff27c6a4565eec9648d91f036d6e9a0900da239..8279522f675f6eac33c75d1f56fb504f9b04d6d9 100644
--- a/chrome/browser/resources/md_history/history.js
+++ b/chrome/browser/resources/md_history/history.js
@@ -2,16 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Globals:
-/** @const */ var RESULTS_PER_PAGE = 150;
-
-/**
- * Amount of time between pageviews that we consider a 'break' in browsing,
- * measured in milliseconds.
- * @const
- */
-var BROWSING_GAP_TIME = 15 * 60 * 1000;
-
 window.addEventListener('load', function() {
   chrome.send('queryHistory', ['', 0, 0, 0, RESULTS_PER_PAGE]);
 });
@@ -19,9 +9,11 @@ window.addEventListener('load', function() {
 /**
  * Listens for history-item being selected or deselected (through checkbox)
  * and changes the view of the top toolbar.
+ * @param {{detail: {countAddition: number}}} e
  */
 window.addEventListener('history-checkbox-select', function(e) {
-  $('toolbar').count += e.detail.countAddition;
+  var toolbar = /** @type {HistoryToolbarElement} */($('toolbar'));
+  toolbar.count += e.detail.countAddition;
 });
 
 /**
@@ -29,8 +21,10 @@ window.addEventListener('history-checkbox-select', function(e) {
  * checkbox to be unselected.
  */
 window.addEventListener('unselect-all', function() {
-  $('history-list').unselectAllItems($('toolbar').count);
-  $('toolbar').count = 0;
+  var historyList = /** @type {HistoryListElement} */($('history-list'));
+  var toolbar = /** @type {HistoryToolbarElement} */($('toolbar'));
+  historyList.unselectAllItems(toolbar.count);
+  toolbar.count = 0;
 });
 
 /**
@@ -38,15 +32,15 @@ window.addEventListener('unselect-all', function() {
  * to determine which ones are selected and deletes these.
  */
 window.addEventListener('delete-selected', function() {
-  if (!loadTimeData.getBoolean('allowDeletingHistory')) {
+  if (!loadTimeData.getBoolean('allowDeletingHistory'))
     return;
-  }
 
   // TODO(hsampson): add a popup to check whether the user definitely wants to
   // delete the selected items.
 
-  var toBeRemoved =
-      $('history-list').getSelectedItems($('toolbar').count);
+  var historyList = /** @type {HistoryListElement} */($('history-list'));
+  var toolbar = /** @type {HistoryToolbarElement} */($('toolbar'));
+  var toBeRemoved = historyList.getSelectedItems(toolbar.count);
   chrome.send('removeVisits', toBeRemoved);
 });
 
@@ -55,7 +49,7 @@ window.addEventListener('delete-selected', function() {
  * When the search is changed refresh the results from the backend.
  */
 window.addEventListener('search-changed', function(e) {
-  $('history-list').setLoading();
+  /** @type {HistoryListElement} */($('history-list')).setLoading();
   chrome.send('queryHistory', [e.detail.search, 0, 0, 0, RESULTS_PER_PAGE]);
 });
 
@@ -64,20 +58,23 @@ window.addEventListener('search-changed', function(e) {
 /**
  * Our history system calls this function with results from searches.
  * @param {HistoryQuery} info An object containing information about the query.
- * @param {Array<HistoryEntry>} results A list of results.
+ * @param {!Array<HistoryEntry>} results A list of results.
  */
 function historyResult(info, results) {
-  $('history-list').addNewResults(results, info.term);
+  var historyList = /** @type {HistoryListElement} */($('history-list'));
+  historyList.addNewResults(results, info.term);
   if (info.finished)
-    $('history-list').disableResultLoading();
+    historyList.disableResultLoading();
 }
 
 /**
  * Called by the history backend when deletion was succesful.
  */
 function deleteComplete() {
-  $('history-list').removeDeletedHistory($('toolbar').count);
-  $('toolbar').count = 0;
+  var historyList = /** @type {HistoryListElement} */($('history-list'));
+  var toolbar = /** @type {HistoryToolbarElement} */($('toolbar'));
+  historyList.removeDeletedHistory(toolbar.count);
+  toolbar.count = 0;
 }
 
 /**