Favicons of favorite pages on new tab disappearing

Description of the issue: Frequently, all the favicons of favorite pages (on the new tab page) disappear and are replaced by the standard globe image. They disappear sporadically, but one way to replicate the issue is shown below.

Steps to Replicate Issue:

  1. Set favorite websites on new tab page
  2. Visit all the sites to update favicons
  3. Close & reopen browser

Expected result: Favicons stay with the favorite tabs after the first page visit and are never replaced to have the globe.

Brave Version( check About Brave): V1.38.115