Merge pull request #313 from PolymerElements/declare-test-vars

Declare test vars

Author: e111077

test/iron-request.html

@@ -26,9 +26,13 @@
     </template>
   </test-fixture>
   <script>
+    'use strict';
     suite('<iron-request>', function() {
       var jsonResponseHeaders;
       var successfulRequestOptions;
+      var synchronousSuccessfulRequestOptions;
+      var asynchronousSuccessfulRequestOptions;
+      var asynchronousUndefSuccessfulRequestOptions;
       var request;
       var server;