reapply auto clear fix, clear cookies, load page on link click

[brindy]

Task/Issue URL: https://app.asana.com/0/414709148257752/1207169339530592/f
Tech Design URL:
CC:

Description:

Reapply a fix which caused an incident, but with a fix to clear the cookies on clear.

Steps to test this PR:
Setup

1. Set auto clear and timing of 5 minutes (hack the code to change this to a smaller value, e.g. 10 seconds)
2. Set as default browser

App Termination

1. Login to reddit (save the login and add a favorite to save time in the next tests)
2. Force close the app
3. Launch

• tabs should be cleared
• Go to reddit.com - should be logged out.

Expiry

1. Login to reddit
2. Background the app
3. Wait for the time to expire
4. Launch

• tabs should be cleared
• Go to reddit.com - should be logged out.

Open Link from other app

1. Login to reddit
2. Background the app
3. Wait for the time to expire
4. Click on link from other app (e.g. iMessage or sharing from Safari, etc) -

• tabs should be cleared
• new tab should be open with URL in link and will load
• Go to reddit.com - should be logged out.

[samsymons]

Followed the test steps and this all worked for me, and I wasn't able to reproduce any of the issues reported in the original task. Let's give it a try 👍