Bug 1536664 - Re-enable the disabled anti-tracking tests now that bug 1498102 has been fixed; r=asuth

Differential Revision: https://phabricator.services.mozilla.com/D25936

--HG--
extra : moz-landing-system : lando

toolkit/components/antitracking/test/browser/browser.ini

@@ -33,7 +33,6 @@ skip-if = os == "mac" && !debug # Bug 1503778
 [browser_backgroundImageAssertion.js]
 [browser_blockingCookies.js]
 [browser_blockingDOMCache.js]
-skip-if = (os == "win" && os_version == "6.1" && bits == 32 && !debug) # Bug 1491937
 [browser_blockingIndexedDb.js]
 [browser_blockingIndexedDbInWorkers.js]
 [browser_blockingLocalStorage.js]
@@ -41,11 +40,8 @@ skip-if = serviceworker_e10s
 [browser_blockingSessionStorage.js]
 skip-if = serviceworker_e10s
 [browser_blockingServiceWorkers.js]
-skip-if = (os == "win" && os_version == "6.1" && bits == 32 && !debug) # Bug 1491937
 [browser_blockingServiceWorkersStorageAccessAPI.js]
-skip-if = (os == "win" && os_version == "6.1" && bits == 32) || (os == "linux") || (os == "mac" && opt) # Bug 1491937, Bug 1536664
 [browser_blockingSharedWorkers.js]
-skip-if = (os == "win" && os_version == "6.1" && bits == 32 && !debug) # Bug 1491937
 [browser_blockingMessaging.js]
 [browser_blockingNoOpener.js]
 [browser_doublyNestedTracker.js]