DevTools: Convert FilteredListWidget to use an optional provider

third_party/WebKit/Source/devtools/front_end/quick_open/CommandMenu.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.
 /**
  * @unrestricted
  */
 QuickOpen.CommandMenu = class {
   constructor() {
     this._commands = [];
     this._loadCommands();
@@ skipping 91 matching lines @@
   }
 
   /**
    * @return {!Array.<!QuickOpen.CommandMenu.Command>}
    */
   commands() {
     return this._commands;
   }
 };
 
-/**
- * @unrestricted
- */
-QuickOpen.CommandMenuDelegate = class extends QuickOpen.FilteredListWidget.Delegate {
+QuickOpen.CommandMenuProvider = class extends QuickOpen.FilteredListWidget.Provider {
   constructor() {
     super();
     this._commands = [];
     this._appendAvailableCommands();
   }
 
   _appendAvailableCommands() {
     var allCommands = QuickOpen.commandMenu.commands();
 
     // Populate whitelisted actions.
@@ skipping 67 matching lines @@
    * @override
    * @param {number} itemIndex
    * @param {string} query
    * @param {!Element} titleElement
    * @param {!Element} subtitleElement
    */
   renderItem(itemIndex, query, titleElement, subtitleElement) {
     var command = this._commands[itemIndex];
     titleElement.removeChildren();
     var tagElement = titleElement.createChild('span', 'tag');
-    var index = String.hashCode(command.category()) % QuickOpen.CommandMenuDelegate.MaterialPaletteColors.length;
-    tagElement.style.backgroundColor = QuickOpen.CommandMenuDelegate.MaterialPaletteColors[index];
+    var index = String.hashCode(command.category()) % QuickOpen.CommandMenuProvider.MaterialPaletteColors.length;
+    tagElement.style.backgroundColor = QuickOpen.CommandMenuProvider.MaterialPaletteColors[index];
     tagElement.textContent = command.category();
     titleElement.createTextChild(command.title());
     QuickOpen.FilteredListWidget.highlightRanges(titleElement, query, true);
     subtitleElement.textContent = command.shortcut();
   }
 
   /**
    * @override
    * @param {?number} itemIndex
    * @param {string} promptValue
    */
   selectItem(itemIndex, promptValue) {
     if (itemIndex === null)
       return;
     this._commands[itemIndex].execute();
     Host.userMetrics.actionTaken(Host.UserMetrics.Action.SelectCommandFromCommandMenu);
   }
 
   /**
    * @override
    * @return {string}
    */
   notFoundText() {
     return Common.UIString('No commands found');
   }
 };
 
-QuickOpen.CommandMenuDelegate.MaterialPaletteColors = [
+QuickOpen.CommandMenuProvider.MaterialPaletteColors = [
   '#F44336', '#E91E63', '#9C27B0', '#673AB7', '#3F51B5', '#03A9F4', '#00BCD4', '#009688', '#4CAF50', '#8BC34A',
   '#CDDC39', '#FFC107', '#FF9800', '#FF5722', '#795548', '#9E9E9E', '#607D8B'
 ];
 
 /**
  * @unrestricted
  */
 QuickOpen.CommandMenu.Command = class {
   /**
    * @param {string} category
@@ skipping 61 matching lines @@
  * @unrestricted
  */
 QuickOpen.CommandMenu.ShowActionDelegate = class {
   /**
    * @override
    * @param {!UI.Context} context
    * @param {string} actionId
    * @return {boolean}
    */
   handleAction(context, actionId) {
-    new QuickOpen.FilteredListWidget(new QuickOpen.CommandMenuDelegate()).showAsDialog();
+    new QuickOpen.FilteredListWidget(new QuickOpen.CommandMenuProvider()).showAsDialog();
     InspectorFrontendHost.bringToFront();
     return true;
   }
 };