update with requested changes

eslint-example/.eslintrc.json

@@ -1,12 +1,10 @@
 {
-    "plugins": [
+		"globals": {"chrome": true},
-        "mozilla"
-    ],
-
     "rules": {
         "no-set-state": "off"
     },
     "env": {
+    		"browser": true,
         "es6": true
     }
 }

eslint-example/README.md

@@ -2,6 +2,9 @@
 
 ## What it shows
 
-A project configured to use the [Mozilla ESlint configuration](https://www.npmjs.com/package/eslint-plugin-mozilla)
+A project configured to use the [Mozilla ESlint configuration](https://www.npmjs.com/package/eslint-plugin-mozilla). By using a linter on your extension source code you can be sure that you will only be writing JavaScript that is compatible with Firefox.
 
-* to run locally configured eslint use `npm run lint` 
+## How to use
+
+* run `npm install` to install packages
+* run `npm run lint` to use eslint

eslint-example/manifest.json

@@ -5,13 +5,6 @@
     "version": "1.0",
     "homepage_url": "https://github.com/mdn/webextensions-examples/tree/master/eslint-example",
 
-    "applications": {
-        "gecko": {
-            "id": "eslint-example@mozilla.org",
-            "strict_min_version": "49.0"
-        }
-    },
-
     "browser_action": {
         "default_icon": "icons/page-32.png",
         "default_popup": "popup.html"

eslint-example/package.json

@@ -5,12 +5,10 @@
     "main": "index.js",
     "dependencies": {},
     "devDependencies": {
-        "eslint": "^3.9.0",
+        "eslint": "^3.9.0"
-        "eslint-plugin-mozilla": "^0.2.3"
     },
     "scripts": {
         "test": "echo \"Error: no test specified\" && exit 1",
-        "eslint": "./node_modules/.bin/eslint",
         "lint": "eslint ."
     },
     "author": "",