@ -72,6 +72,13 @@ The following metrics are added to the ping:
| custom_tab.action_button |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user pressed the action button provided by the launching app |[1](https://github.com/mozilla-mobile/fenix/pull/1697)||2020-03-01 |
| custom_tab.closed |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user closed the custom tab |[1](https://github.com/mozilla-mobile/fenix/pull/1697)||2020-03-01 |
| custom_tab.menu |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user opened the custom tabs menu |[1](https://github.com/mozilla-mobile/fenix/pull/1697)||2020-03-01 |
| download_notification.cancel |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user cancelled a download in the download notification |[1](https://github.com/mozilla-mobile/fenix/pull/6554)||2020-03-01 |
| download_notification.in_app_open |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user opened a downloaded file in the in-app notification link |[1](https://github.com/mozilla-mobile/fenix/pull/6554)||2020-03-01 |
| download_notification.in_app_try_again |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user tapped on try again when a download fails in the in-app notification link |[1](https://github.com/mozilla-mobile/fenix/pull/6554)||2020-03-01 |
| download_notification.open |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user opened a downloaded file in the download notification |[1](https://github.com/mozilla-mobile/fenix/pull/6554)||2020-03-01 |
| download_notification.pause |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user paused a download in the download notification |[1](https://github.com/mozilla-mobile/fenix/pull/6554)||2020-03-01 |
| download_notification.resume |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user resumed a download in the download notification |[1](https://github.com/mozilla-mobile/fenix/pull/6554)||2020-03-01 |
| download_notification.try_again |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user tapped on try again when a download fails in the download notification |[1](https://github.com/mozilla-mobile/fenix/pull/6554)||2020-03-01 |
| error_page.visited_error |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user encountered an error page |[1](https://github.com/mozilla-mobile/fenix/pull/2491#issuecomment-492414486)|<ul><li>error_type: The error type of the error page encountered</li></ul>|2020-03-01 |
| events.app_opened |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A user opened the app |[1](https://github.com/mozilla-mobile/fenix/pull/1067#issuecomment-474598673)|<ul><li>source: The method used to open Fenix. Possible values are: `app_icon`, `custom_tab` or `link`</li></ul>|2020-03-01 |
| events.browser_menu_action |[event](https://mozilla.github.io/glean/book/user/metrics/event.html) |A browser menu item was tapped |[1](https://github.com/mozilla-mobile/fenix/pull/1214#issue-264756708), [2](https://github.com/mozilla-mobile/fenix/pull/5098#issuecomment-529658996), [3](https://github.com/mozilla-mobile/fenix/pull/6310)|<ul><li>item: A string containing the name of the item the user tapped. These items include: Settings, Library, Help, Desktop Site toggle on/off, Find in Page, New Tab, Private Tab, Share, Report Site Issue, Back/Forward button, Reload Button, Quit, Reader Mode On, Reader Mode Off, Open In App </li></ul>|2020-03-01 |