Bug 1577284 - Refactor out a data: URI in loadProcessScript r=kmag

Differential Revision: https://phabricator.services.mozilla.com/D45730

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

browser/base/content/test/performance/browser_startup_content.js

@@ -77,7 +77,7 @@ const whitelist = {
   processScripts: new Set([
     "chrome://global/content/process-content.js",
     "resource:///modules/ContentObservers.js",
-    "data:,ChromeUtils.import('resource://gre/modules/ExtensionProcessScript.jsm')",
+    "resource://gre/modules/extensionProcessScriptLoader.js",
     "resource://devtools/client/jsonview/converter-observer.js",
     "resource://gre/modules/WebRequestContent.js",
   ]),

toolkit/components/extensions/extensionProcessScriptLoader.js

@@ -0,0 +1,6 @@
+/* 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/. */
+"use strict";
+
+ChromeUtils.import("resource://gre/modules/ExtensionProcessScript.jsm");

toolkit/components/extensions/moz.build

@@ -20,6 +20,7 @@ EXTRA_JS_MODULES += [
     'ExtensionPermissions.jsm',
     'ExtensionPreferencesManager.jsm',
     'ExtensionProcessScript.jsm',
+    'extensionProcessScriptLoader.js',
     'ExtensionSettingsStore.jsm',
     'ExtensionShortcuts.jsm',
     'ExtensionStorage.jsm',

toolkit/mozapps/extensions/AddonManager.jsm

@@ -87,7 +87,7 @@ XPCOMUtils.defineLazyPreferenceGetter(
 // since it needs to be able to track things like new frameLoader globals that
 // are created before other framework code has been initialized.
 Services.ppmm.loadProcessScript(
-  "data:,ChromeUtils.import('resource://gre/modules/ExtensionProcessScript.jsm')",
+  "resource://gre/modules/extensionProcessScriptLoader.js",
   true
 );