Bug 1446508 - clear runOnce state after every test. r=felipe

browser/components/enterprisepolicies/tests/browser/browser_policies_runOnce_helper.js

@@ -16,7 +16,4 @@ add_task(async function test_runonce_helper() {
 
   runOnce("test_action", callback);
   is(runCount, 1, "Callback didn't run again.");
-
-  // clean-up
-  Services.prefs.clearUserPref("browser.policies.runonce.test_action");
 });

browser/components/enterprisepolicies/tests/browser/browser_policy_clear_blocked_cookies.js

@@ -3,7 +3,6 @@
 "use strict";
 
 add_task(async function setup() {
-  EnterprisePolicyTesting.resetRunOnceState();
   const expiry = Date.now() + 24 * 60 * 60;
   Services.cookies.add("example.com", "/", "secure", "true", true, false, false, expiry, {});
   Services.cookies.add("example.com", "/", "insecure", "true", false, false, false, expiry, {});
@@ -59,5 +58,4 @@ add_task(function teardown() {
   for (let host of ["example.com", "example.org", "example.net"]) {
     Services.cookies.removeCookiesWithOriginAttributes("{}", host);
   }
-  EnterprisePolicyTesting.resetRunOnceState();
 });

browser/components/enterprisepolicies/tests/browser/browser_policy_set_homepage.js

@@ -10,7 +10,6 @@ const TOUCHED_PREFS = {
   "pref.browser.homepage.disable_button.current_page": "Bool",
   "pref.browser.homepage.disable_button.bookmark_page": "Bool",
   "pref.browser.homepage.disable_button.restore_default": "Bool",
-  "browser.policies.runOncePerModification.setHomepage": "String",
 };
 let ORIGINAL_PREF_VALUE = {};
 

browser/components/enterprisepolicies/tests/browser/head.js

@@ -26,4 +26,6 @@ registerCleanupFunction(async function policies_headjs_finishWithCleanSlate() {
     await setupPolicyEngineWithJson("");
   }
   is(Services.policies.status, Ci.nsIEnterprisePolicies.INACTIVE, "Engine is inactive at the end of the test");
+
+  EnterprisePolicyTesting.resetRunOnceState();
 });