Index: content/browser/resources/media/item_store.js |
diff --git a/content/browser/resources/media/item_store.js b/content/browser/resources/media/item_store.js |
deleted file mode 100644 |
index a6e3a6c4577865aab9ea689922cea744a44b6987..0000000000000000000000000000000000000000 |
--- a/content/browser/resources/media/item_store.js |
+++ /dev/null |
@@ -1,70 +0,0 @@ |
-// Copyright (c) 2011 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('media', function() { |
- |
- /** |
- * This class stores hashes by their id field and provides basic methods for |
- * iterating over the collection. |
- * @constructor |
- */ |
- function ItemStore() { |
- this.items_ = {}; |
- } |
- |
- ItemStore.prototype = { |
- /** |
- * Get a sorted list of item ids. |
- * @return {Array} A sorted array of ids. |
- */ |
- ids: function() { |
- var ids = []; |
- for (var i in this.items_) |
- ids.push(i); |
- return ids.sort(); |
- }, |
- |
- /** |
- * Add an item to the store. |
- * @param {Object} item The item to be added. |
- * @param {string} item.id The id of the item. |
- */ |
- addItem: function(item) { |
- this.items_[item.id] = item; |
- }, |
- |
- /** |
- * Add a dictionary of items to the store. |
- * @param {Object} items A dictionary of individual items. The keys are |
- * irrelevant but each must have an id field. |
- */ |
- addItems: function(items) { |
- for (id in items) |
- this.addItem(items[id]); |
- }, |
- |
- /** |
- * Remove an item from the store. |
- * @param {string} id The id of the item to be removed. |
- */ |
- removeItem: function(id) { |
- delete this.items_[id]; |
- }, |
- |
- /** |
- * Map this itemStore to an Array. Items are sorted by id. |
- * @param {function(*)} mapper The mapping function applied to each item. |
- * @return {Array} An array of mapped items. |
- */ |
- map: function(mapper) { |
- var items = this.items_; |
- var ids = this.ids(); |
- return ids.map(function(id) { return mapper(items[id]); }); |
- } |
- }; |
- |
- return { |
- ItemStore: ItemStore |
- }; |
-}); |