--- a/mobile/android/.eslintrc.js
+++ b/mobile/android/.eslintrc.js
@@ -1,43 +1,11 @@
 "use strict";
 
 module.exports = {
-  globals: {
-    // TODO: Create custom rule for `Cu.import`
-    "AddonManager": false,
-    "AppConstants": false,
-    "Downloads": false,
-    "File": false,
-    "FileUtils": false,
-    "HelperApps": true, // TODO: Can be more specific here.
-    "JNI": true, // TODO: Can be more specific here.
-    "LightweightThemeManager": false,
-    "Messaging": false,
-    "Notifications": false,
-    "OS": false,
-    "ParentalControls": false,
-    "PrivateBrowsingUtils": false,
-    "Prompt": false,
-    "Services": false,
-    "SharedPreferences": false,
-    "strings": false,
-    "Strings": false,
-    "Task": false,
-    "TelemetryStopwatch": false,
-    "UITelemetry": false,
-    "UserAgentOverrides": 0,
-    "XPCOMUtils": false,
-    "ctypes": false,
-    "exports": false,
-    "importScripts": false,
-    "module": false,
-    "require": false,
-    "uuidgen": false,
-  },
   rules: {
     // XXX Bug 1358949 - This should be reduced down - probably to 20 or to
     // be removed & synced with the mozilla/recommended value.
     "complexity": ["error", 31],
 
     // Rules enabled in mozilla/recommended, and disabled for now, we should
     // re-enable these over time.
     "block-spacing": "off",

--- a/mobile/android/chrome/content/.eslintrc.js
+++ b/mobile/android/chrome/content/.eslintrc.js
@@ -1,29 +1,11 @@
 "use strict";
 
 module.exports = {
-  "globals": {
-    // TODO: Maybe this should be by file
-    "BrowserApp": false,
-    "Cc": false,
-    "Ci": false,
-    "Cu": false,
-    "NativeWindow": false,
-    "PageActions": false,
-    "ReaderMode": false,
-    "SimpleServiceDiscovery": false,
-    "TabMirror": false,
-    "MediaPlayerApp": false,
-    "RokuApp": false,
-    "SearchEngines": false,
-    "ConsoleAPI": true,
-    "Point": false,
-    "Rect": false,
-  },
   "rules": {
     "complexity": ["error", 20],
 
     // Disabled stuff
     "no-console": 0, // TODO: Can we use console?
     "no-cond-assign": 0,
     "no-fallthrough": 0,
   }

--- a/mobile/android/components/extensions/.eslintrc.js
+++ b/mobile/android/components/extensions/.eslintrc.js
@@ -1,14 +1,5 @@
 "use strict";
 
 module.exports = {
   "extends": "../../../../toolkit/components/extensions/.eslintrc.js",
-
-  "globals": {
-    "getCookieStoreIdForTab": false,
-    "GlobalEventDispatcher": true,
-    "GlobalEventManager": true,
-    "tabTracker": true,
-    "WindowEventManager": true,
-    "windowTracker": true,
-  },
 };

--- a/mobile/android/components/extensions/test/mochitest/.eslintrc.js
+++ b/mobile/android/components/extensions/test/mochitest/.eslintrc.js
@@ -1,10 +1,5 @@
 "use strict";
 
 module.exports = {
   "extends": "../../../../../../toolkit/components/extensions/test/mochitest/.eslintrc.js",
-
-  "globals": {
-    "isPageActionShown": true,
-    "clickPageAction": true,
-  },
 };