Backed out changeset afef23568473 (bug 1843606) for causing failures at browser_all_files_referenced.js. CLOSED TREE

netwerk/test/moz.build

@@ -18,10 +18,6 @@ XPCSHELL_TESTS_MANIFESTS += [
     "unit_ipc/xpcshell.ini",
 ]
 
-EXTRA_JS_MODULES["netwerk-perf"] += [
-    "perf/NetworkThrottlingUtils.sys.mjs",
-]
-
 TESTING_JS_MODULES += [
     "browser/cookie_filtering_helper.sys.mjs",
     "browser/early_hint_preload_test_helper.sys.mjs",

netwerk/test/perf/NetworkThrottlingUtils.sys.mjs

@@ -1,106 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-const lazy = {};
-
-ChromeUtils.defineESModuleGetters(lazy, {
-  NetworkObserver:
-    "resource://devtools/shared/network-observer/NetworkObserver.sys.mjs",
-});
-
-/**
- * The NetworkThrottler uses the dev tools NetworkObserver to provide api to throttle all network activity.
- *
- * This can be used to fix network conditions in browsertime pageload tests, e.g.
- *
- * const script = `
- *             var {NetworkThrottler} = ChromeUtils.importESModule("resource://gre/modules/netwerk-perf/NetworkThrottlingUtils.sys.mjs");
- *
- *             let networkThrottler = new NetworkThrottler();
- *
- *             let throttleData = {
- *               latencyMean: 200,
- *               latencyMax: 200,
- *               downloadBPSMean: 125000,
- *               downloadBPSMax: 125000,
- *               uploadBPSMean: 125000,
- *               uploadBPSMax: 125000
- *             };
- *             networkThrottler.start(throttleData);
- *
- *             ... run throttled tests ...
- *
- *             networkThrottler.stop();
- *   `;
- *   commands.js.runPrivileged(script);
- *
- */
-
-// A minimal struct for onNetworkEvent handling
-class NetworkEventRecord {
-  addRequestPostData() {}
-  addResponseStart() {}
-  addSecurityInfo() {}
-  addEventTimings() {}
-  addResponseCache() {}
-  addResponseContent() {}
-  addServerTimings() {}
-}
-
-export class NetworkThrottler {
-  #devtoolsNetworkObserver;
-  #throttling;
-
-  constructor() {
-    this.#throttling = false;
-  }
-
-  destroy() {
-    this.stop();
-  }
-
-  start(throttleData) {
-    if (this.#throttling) {
-      console.error("NetworkThrottler already started");
-      return;
-    }
-
-    this.#devtoolsNetworkObserver = new lazy.NetworkObserver({
-      ignoreChannelFunction: this.#ignoreChannelFunction,
-      onNetworkEvent: this.#onNetworkEvent,
-    });
-
-    this.#devtoolsNetworkObserver.setThrottleData(throttleData);
-
-    this.#throttling = true;
-  }
-
-  stop() {
-    if (!this.#throttling) {
-      return;
-    }
-
-    this.#devtoolsNetworkObserver.destroy();
-    this.#devtoolsNetworkObserver = null;
-
-    this.#throttling = false;
-  }
-
-  #ignoreChannelFunction = channel => {
-    // Ignore chrome-privileged or DevTools-initiated requests
-    if (
-      channel.loadInfo?.loadingDocument === null &&
-      (channel.loadInfo.loadingPrincipal ===
-        Services.scriptSecurityManager.getSystemPrincipal() ||
-        channel.loadInfo.isInDevToolsContext)
-    ) {
-      return true;
-    }
-    return false;
-  };
-
-  #onNetworkEvent = (networkEvent, channel) => {
-    return new NetworkEventRecord(networkEvent, channel, this);
-  };
-}

tools/esmify/map.json

@@ -852,7 +852,6 @@
   "resource://gre/modules/narrate/Narrator.jsm": "toolkit/components/narrate/Narrator.jsm",
   "resource://gre/modules/narrate/VoiceSelect.jsm": "toolkit/components/narrate/VoiceSelect.jsm",
   "resource://gre/modules/netwerk-dns/PublicSuffixList.jsm": "netwerk/dns/PublicSuffixList.jsm",
-  "resource://gre/modules/netwerk-perf/NetworkThrottlingUtils.jsm": "netwerk/test/perf/NetworkThrottlingUtils.jsm",
   "resource://gre/modules/nsAsyncShutdown.jsm": "toolkit/components/asyncshutdown/nsAsyncShutdown.jsm",
   "resource://gre/modules/nsCrashMonitor.jsm": "toolkit/components/crashmonitor/nsCrashMonitor.jsm",
   "resource://gre/modules/nsFormAutoCompleteResult.jsm": "toolkit/components/satchel/nsFormAutoCompleteResult.jsm",