Fix isResourceEnabled private tab overlay

[darkdh]

• Submitted a ticket for my issue if one did not already exist.
• Used Github auto-closing keywords in the commit message.
• Added/updated tests for this change (for new code or code which already has tests).
• Ran git rebase -i to squash commits (if needed).

fix #5701

Auditors: @bbondy

Test Plan: covered by auto test

[bbondy]

Good, thanks!