| // 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. |
| |
| // Globals: |
| /** @type {number} */ const RESULTS_PER_PAGE = 150; |
| |
| /** |
| * Amount of time between pageviews that we consider a 'break' in browsing, |
| * measured in milliseconds. |
| * @type {number} |
| */ |
| const BROWSING_GAP_TIME = 15 * 60 * 1000; |
| |
| /** |
| * The largest bucket value for UMA histogram, based on entry ID. All entries |
| * with IDs greater than this will be included in this bucket. |
| * @type {number} |
| */ |
| const UMA_MAX_BUCKET_VALUE = 1000; |
| |
| /** |
| * The largest bucket value for a UMA histogram that is a subset of above. |
| * @type {number} |
| */ |
| const UMA_MAX_SUBSET_BUCKET_VALUE = 100; |
| |
| /** |
| * Histogram buckets for UMA tracking of which view is being shown to the user. |
| * Keep this in sync with the HistoryPageView enum in histograms.xml. |
| * This enum is append-only. |
| * @enum {number} |
| */ |
| const HistoryPageViewHistogram = { |
| HISTORY: 0, |
| DEPRECATED_GROUPED_WEEK: 1, |
| DEPRECATED_GROUPED_MONTH: 2, |
| SYNCED_TABS: 3, |
| SIGNIN_PROMO: 4, |
| END: 5, // Should always be last. |
| }; |
| |
| /** @type {string} */ |
| const SYNCED_TABS_HISTOGRAM_NAME = 'HistoryPage.OtherDevicesMenu'; |
| |
| /** |
| * Histogram buckets for UMA tracking of synced tabs. |
| * @enum {number} |
| */ |
| const SyncedTabsHistogram = { |
| INITIALIZED: 0, |
| SHOW_MENU_DEPRECATED: 1, |
| LINK_CLICKED: 2, |
| LINK_RIGHT_CLICKED: 3, |
| SESSION_NAME_RIGHT_CLICKED_DEPRECATED: 4, |
| SHOW_SESSION_MENU: 5, |
| COLLAPSE_SESSION: 6, |
| EXPAND_SESSION: 7, |
| OPEN_ALL: 8, |
| HAS_FOREIGN_DATA: 9, |
| HIDE_FOR_NOW: 10, |
| LIMIT: 11 // Should always be the last one. |
| }; |