Enabled eslint:strict

Rule enabled, discovered issues resolved.

Change-Id: Ia9559dc06b54f536a2f21bce8d56b9199eaf9d5a

.eslintrc

@@ -57,7 +57,6 @@
         "consistent-return": 0,
         "space-unary-ops": 0,
         "no-console": 0,
-        "strict": 0,
 
         // Stylistic
         "indent": [2, 4],

protractor.conf.js

@@ -61,6 +61,7 @@ exports.config = {
     // You can specify a file containing code to run by setting onPrepare to
     // the filename string.
     onPrepare: function () {
+        'use strict';
         // At this point, global 'protractor' object will be set up, and jasmine
         // will be available. For example, you can add a Jasmine reporter with:
         //     jasmine.getEnv().addReporter(new jasmine.JUnitXmlReporter(