[DevTools] Remove methods on Common.Event.

third_party/WebKit/Source/devtools/front_end/resources/DatabaseTableView.js

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 20 matching lines @@
     super(Common.UIString('Database'));
 
     this.database = database;
     this.tableName = tableName;
 
     this.element.classList.add('storage-view', 'table');
 
     this._visibleColumnsSetting = Common.settings.createSetting('databaseTableViewVisibleColumns', {});
 
     this.refreshButton = new UI.ToolbarButton(Common.UIString('Refresh'), 'largeicon-refresh');
-    this.refreshButton.addEventListener('click', this._refreshButtonClicked, this);
+    this.refreshButton.addEventListener(UI.ToolbarButton.Events.Click, this._refreshButtonClicked, this);
     this._visibleColumnsInput = new UI.ToolbarInput(Common.UIString('Visible columns'), 1);
     this._visibleColumnsInput.addEventListener(UI.ToolbarInput.Event.TextChanged, this._onVisibleColumnsChanged, this);
   }
 
   /**
    * @override
    */
   wasShown() {
     this.update();
   }
@@ skipping 75 matching lines @@
   _queryError(error) {
     this.detachChildWidgets();
     this.element.removeChildren();
 
     var errorMsgElement = createElement('div');
     errorMsgElement.className = 'storage-table-error';
     errorMsgElement.textContent = Common.UIString('An error occurred trying to\nread the “%s” table.', this.tableName);
     this.element.appendChild(errorMsgElement);
   }
 
+  /**
+   * @param {!Common.Event} event
+   */
   _refreshButtonClicked(event) {
     this.update();
   }
 };