Bug 1881819 - Remove now redundant inject-loader from asrouter/aboutwelcome/newtab code. r=aminomancer,omc-reviewers

Differential Revision: https://phabricator.services.mozilla.com/D202621

Author: Standard8

browser/components/aboutwelcome/karma.mc.config.js

@@ -161,12 +161,6 @@ module.exports = function (config) {
     webpack: {
       mode: "none",
       devtool: "inline-source-map",
-      // This loader allows us to override required files in tests
-      resolveLoader: {
-        alias: {
-          inject: path.join(__dirname, "../newtab/loaders/inject-loader"),
-        },
-      },
       // This resolve config allows us to import with paths relative to the root directory
       resolve: {
         extensions: [".js", ".jsx"],

browser/components/asrouter/karma.mc.config.js

@@ -122,12 +122,6 @@ module.exports = function (config) {
     webpack: {
       mode: "none",
       devtool: "inline-source-map",
-      // This loader allows us to override required files in tests
-      resolveLoader: {
-        alias: {
-          inject: path.join(__dirname, "../newtab/loaders/inject-loader"),
-        },
-      },
       // This resolve config allows us to import with paths relative to the root directory
       resolve: {
         extensions: [".js", ".jsx"],

browser/components/newtab/karma.mc.config.js

@@ -209,10 +209,6 @@ module.exports = function (config) {
     webpack: {
       mode: "none",
       devtool: "inline-source-map",
-      // This loader allows us to override required files in tests
-      resolveLoader: {
-        alias: { inject: path.join(__dirname, "loaders/inject-loader") },
-      },
       // This resolve config allows us to import with paths relative to the root directory, e.g. "lib/ActivityStream.sys.mjs"
       resolve: {
         extensions: [".js", ".jsx"],

browser/components/newtab/loaders/inject-loader.js

@@ -34,7 +34,6 @@
     "karma-sinon": "1.0.5",
     "karma-sourcemap-loader": "0.3.8",
     "karma-webpack": "5.0.0",
-    "loader-utils": "3.2.1",
     "lodash": "4.17.21",
     "mocha": "9.2.2",
     "mock-raf": "1.0.1",