Fix existing lint errors in H service scripts

h/static/scripts/create-group-form.js

@@ -15,7 +15,7 @@ function CreateGroupFormController(element) {
   self._groupNameInput.addEventListener('input', groupNameChanged);
   groupNameChanged();
 
-  this._infoLink.addEventListener('click', function (event) {
+  this._infoLink.addEventListener('click', function () {
     event.preventDefault();
     self._infoLink.classList.add('is-hidden');
     self._infoText.classList.remove('is-hidden');

h/static/scripts/karma.config.js

@@ -12,7 +12,7 @@ module.exports = function(config) {
       'browserify',
       'mocha',
       'chai',
-      'sinon'
+      'sinon',
     ],
 
     // list of files / patterns to load in the browser
@@ -45,7 +45,7 @@ module.exports = function(config) {
       debug: true,
       configure: function (bundle) {
         bundle.plugin('proxyquire-universal');
-      }
+      },
     },
 
     mochaReporter: {

h/static/scripts/legacy-site.js

@@ -5,11 +5,12 @@ require('bootstrap');
 
 if (window.chrome !== undefined) {
   var elements = document.getElementsByClassName('unhide-in-chrome');
-  for (var i = 0; i < elements.length; i++) {
+  var i;
+  for (i = 0; i < elements.length; i++) {
     elements[i].classList.remove('hidden');
   }
   elements = document.getElementsByClassName('hide-in-chrome');
-  for (var i = 0; i < elements.length; i++) {
+  for (i = 0; i < elements.length; i++) {
     elements[i].classList.add('hidden');
   }
 }
@@ -25,7 +26,7 @@ if (bookmarkletInstaller) {
 var chromeextInstaller = document.getElementById('js-chrome-extension-install');
 if (chromeextInstaller) {
   chromeextInstaller.addEventListener('click', function (event) {
-    chrome.webstore.install();
+    window.chrome.webstore.install();
     event.preventDefault();
   });
 }

h/static/scripts/test/bootstrap.js

@@ -1,2 +1,4 @@
+'use strict';
+
 // Expose the sinon assertions.
 sinon.assert.expose(assert, {prefix: null});

h/static/scripts/test/create-group-form-test.js

@@ -1,4 +1,4 @@
-"use strict";
+'use strict';
 
 var CreateGroupFormController = require('../create-group-form');
 

h/static/scripts/test/raven-test.js

@@ -10,9 +10,9 @@ function fakeExceptionData(scriptURL) {
         stacktrace: {
           frames: [{
             filename: scriptURL,
-          }]
-        }
-      }]
+          }],
+        },
+      }],
     },
     culprit: scriptURL,
   };