Bug 1762462 - Disable Always Partitioning Storage pref for Web Platfo…

…rm Tests; r=bvandersloot

Depends on D148059

Differential Revision: https://phabricator.services.mozilla.com/D148060

testing/profiles/web-platform/user.js

@@ -78,3 +78,5 @@ user_pref("dom.workers.requestAnimationFrame", true);
 user_pref("layout.css.font-loading-api.workers.enabled", true);
 // Enable WebDriver BiDi experimental commands and events during tests.
 user_pref("remote.experimental.enabled", true);
+// Disable always partitioning storage with the Storage Access API
+user_pref("privacy.partition.always_partition_third_party_non_cookie_storage", false);