This reverts commit 5bbd43aec0.
Revert "Bug 1884982 - Part 5: Only clear test relevant data at end of each test r=bvandersloot"
This reverts commit 6c711c4ea3.
Revert "Bug 1884982 - Part 4: Move query string stripping test coverage to gTest r=bvandersloot"
This reverts commit 4115f8c22b.
Revert "Bug 1884982 - Part 3: Reuse the private browsing window across each test file r=bvandersloot"
This reverts commit ee0b621beb.
Revert "Bug 1884982 - Part 2: remove forceGC() calls after each test task r=bvandersloot"
This reverts commit 34d694b50d.
Revert "Bug 1884982 - Part 1: Enable antitracking browser tests on debug r=bvandersloot"
This reverts commit b38e640f4b.