Clear entries from LevelDB

[joshliebe]

Task/Issue URL: https://app.asana.com/0/488551667048375/1208996865644937/f

Description

Selectively clears entries from the WebView’s LevelDB.

Steps to test this PR

Point at the JSON blob linked in the task

• Open AI Chat
• Type a prompt
• Go to cnn.com
• Use the fire button
• Verify that you see:

LocalStorageManager: Allowed domains: [duckduckgo.com]
LocalStorageManager: Matching regex: [^_https://([a-zA-Z0-9.-]+\.)?{domain}\u0000\u0001.+$, ^META:https://([a-zA-Z0-9.-]+\.)?{domain}$, ^METAACCESS:https://([a-zA-Z0-9.-]+\.)?{domain}$]

• Verify that the cnn.com entries are deleted (And any other sites you may have visited).
• Go back to AI Chat
• Verify that the recent chats are retained

[joshliebe]

• Clear entries from LevelDB #5404 👈 (View in Graphite)
• develop

This stack of pull requests is managed by Graphite. Learn more about stacking.