Opening link in private tab will bypass biometrics authentication

[Uni-verse]

Description:

Opening link in private tab will bypass biometrics authentication

There are 2 use cases to investigate

Case 1: Opening link in private tab from context menu.
Case 2: Opening a link in new private window mode. This only pertains to iPad since iPhone does not support this. Such a context menu is available on webpage when long pressing on link.

Steps to Reproduce

1. Install 1.57.x
2. Open menu and scroll down to the TABS section
3. Tap on Private Tabs Settings
4. Enable Require Face ID for Private tabs
5. Return to NTP
6. Long press on favorite, select Open in New Private Tab
7. Observe tab mode switch

Actual result:

RPReplay_Final1692904243.MP4

Expected result:

Should require biometrics authentication like when switch to private mode from tab view.

Reproduces how often: [Easily reproduced, Intermittent Issue]

Always

Brave Version: 1.57 (23.8.24.17)

• Can you reproduce this issue with the most recent build from TestFlight? Yes
• Can you reproduce this issue with the previous version of the current build from TestFlight? Yes
• Can you reproduce this issue with the current build from AppStore? No (new feature)

Device details:

iPhone X, 16.5.1
iPad, 16.5.1

[Uni-verse]

Verified on iPhone X running iOS 16.5.1 & iPad (7th Gen) running iPadOS 16.5.1 using version 1.57 (23.8.28.22)

• Confirmed fix using STR in Opening link in private tab will bypass biometrics authentication #7952 (comment)
• Confirmed opening New Private Tab and New Private Tab Window for all the use cases in Fix #7952: Opening link in private tab will bypass biometrics authentication #7959 (comment)

iPhone	iPad
RPReplay_Final1693262969.MP4	RPReplay_Final1693262691.MP4