eslint: no longer ignore all of lighthouse-extension (#613)

* eslint: no longer ignore all of lighthouse-extension

* lighthouse eslint can inherit from root.

Author: paulirish

.eslintignore

@@ -4,7 +4,9 @@
 **/node_modules/**
 **/third_party/**
 
-lighthouse-extension/
+lighthouse-extension/dist
+lighthouse-extension/app/scripts
+
 
 **/closure/*/*
 coverage/**

.eslintrc

@@ -26,6 +26,7 @@
     }],
     "quotes": [2, "single"],
     "require-jsdoc": 0,
-    "valid-jsdoc": 0
+    "valid-jsdoc": 0,
+    "comma-dangle": 0
   }
 }

lighthouse-extension/.eslintrc

@@ -1,35 +1,10 @@
 {
-  "extends": "google",
+  "extends": "../.eslintrc",
   "env": {
     "browser": true
   },
   "globals": {
     "chrome": true,
-    "__lighthouse": true,
-  },
-  "rules": {
-    "max-len": [2, 100, {
-      "ignoreComments": true,
-      "ignoreUrls": true,
-      "tabWidth": 2
-    }],
-    "no-implicit-coercion": [2, {
-      "boolean": false,
-      "number": true,
-      "string": true
-    }],
-    "no-unused-expressions": [2, {
-      "allowShortCircuit": true,
-      "allowTernary": false
-    }],
-    "no-unused-vars": [2, {
-      "vars": "all",
-      "args": "after-used",
-      "argsIgnorePattern": "(^reject$|^_$)"
-    }],
-    "quotes": [2, "single"],
-    "require-jsdoc": 0,
-    "valid-jsdoc": 0,
-    "comma-dangle": 0
+    "__lighthouse": true
   }
 }

lighthouse-extension/package.json

@@ -12,8 +12,6 @@
     "brfs": "^1.4.3",
     "browserify": "^13.0.0",
     "del": "^2.2.0",
-    "eslint": "^2.4.0",
-    "eslint-config-google": "^0.4.0",
     "gulp": "^3.9.1",
     "gulp-chrome-manifest": "0.0.13",
     "gulp-debug": "^2.1.2",