Bug 1758108 - Stop using ChromeUtils.import(..., null) for importing modules in browser_memory_distribution_telemetry.js. r=asuth

Differential Revision: https://phabricator.services.mozilla.com/D140321

.eslintrc.js

@@ -541,7 +541,6 @@ module.exports = {
     {
       // TODO: Bug 1609271 Fix all violations for ChromeUtils.import(..., null)
       files: [
-        "dom/ipc/tests/browser_memory_distribution_telemetry.js",
         "dom/push/test/xpcshell/head.js",
         "dom/push/test/xpcshell/test_broadcast_success.js",
         "dom/push/test/xpcshell/test_crypto.js",

dom/ipc/tests/browser_memory_distribution_telemetry.js

@@ -1,8 +1,7 @@
 "use strict";
 
-var session = ChromeUtils.import(
-  "resource://gre/modules/TelemetrySession.jsm",
-  null
+const { TelemetrySession } = ChromeUtils.import(
+  "resource://gre/modules/TelemetrySession.jsm"
 );
 
 const DUMMY_PAGE_DATA_URI = `data:text/html,
@@ -57,7 +56,7 @@ add_task(async function test_memory_distribution() {
     Services.obs.addObserver(obs, "gather-memory-telemetry-finished");
   });
 
-  session.TelemetrySession.getPayload();
+  TelemetrySession.getPayload();
 
   await finishedGathering;