Bugzilla

The new Firefox View requires the addition of the following tests previously covering old View UI:

- https://searchfox.org/mozilla-central/rev/da48f565f70a57ac28862090828fbaa7fd8556f6/browser/components/firefoxview/tests/browser/browser_recently_closed_tabs_windows.js
    - `test_max_list_items`
- https://searchfox.org/mozilla-central/rev/da48f565f70a57ac28862090828fbaa7fd8556f6/browser/components/firefoxview/tests/browser/browser_firefoxview_accessibility.js
- https://searchfox.org/mozilla-central/rev/da48f565f70a57ac28862090828fbaa7fd8556f6/browser/components/firefoxview/tests/browser/browser_recently_closed_tabs.js (`test_max_list_items`, `test_time_updates_correctly`, `test_list_maintains_focus_when_restoring_tab`, `test_switch_before_closing`, `test_alt_click_no_launch`, `test_reopen_recently_closed_tabs`)
- https://searchfox.org/mozilla-central/rev/da48f565f70a57ac28862090828fbaa7fd8556f6/browser/components/firefoxview/tests/browser/browser_setup_state.js 
- https://searchfox.org/mozilla-central/rev/da48f565f70a57ac28862090828fbaa7fd8556f6/browser/components/firefoxview/tests/browser/browser_setup_synced_tabs_loading.js
- https://searchfox.org/mozilla-central/rev/da48f565f70a57ac28862090828fbaa7fd8556f6/browser/components/firefoxview/tests/browser/browser_sync_admin_disabled.js
- https://searchfox.org/mozilla-central/rev/da48f565f70a57ac28862090828fbaa7fd8556f6/browser/components/firefoxview/tests/browser/browser_tab_pickup_list.js (`test_tab_list_ordering`, `test_tabs_sync_on_user_page_reload`, `test_duplicate_tab_filter`, `test_tabs_dont_update_unnecessarily`)
- https://searchfox.org/mozilla-central/rev/da48f565f70a57ac28862090828fbaa7fd8556f6/browser/components/firefoxview/tests/browser/browser_tab_pickup_device_added_telemetry.js
- https://searchfox.org/mozilla-central/rev/da48f565f70a57ac28862090828fbaa7fd8556f6/browser/components/firefoxview/tests/browser/browser_setup_errors.js (`test_sync_error_signed_out`, `test_sync_disconnected_error`, `test_password_change_disconnect_error`, `test_multiple_errors`)

(accidental comment)