changed arrow functions in examples

Author: Yaniv Aran-Shamir

docs/custom-cld-errors.html

@@ -15,6 +15,7 @@
     <script src="https://unpkg.com/cloudinary-video-player/dist/cld-video-player.min.js"></script>
 
    -->
+  <script src=”https://cdn.polyfill.io/v2/polyfill.min.js"></script>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/url-search-params/1.1.0/url-search-params.js"></script>
   <script type="text/javascript" src="./scripts.js"></script>
 
@@ -26,7 +27,7 @@
       player = cld.videoPlayer('player', {
         publicId: 'snow_horses',
       });
-      player.on('error', (e) => {
+      player.on('error', function (e) {
         if (e.Player.videojs.error_.code === 11) {
           var title = document.querySelector('.error-container');
           title.innerHTML = 'Error !!!!!!!!! ' + e.Player.videojs.error_.message + 'and status code was ' + e.Player.videojs.error_.statusCode;

docs/recommendations.html

@@ -45,13 +45,13 @@
       source1.recommendations = [source2]
 
       // For async fetching of recommendations (e.g. fetching from database), promises can be used
-      source2.recommendations = new Promise((resolve, _) => {
+      source2.recommendations = new Promise(function (resolve, _) {
         console.log('Going to database...');
-        setTimeout(() => {
-          console.log('Fetched source from database.', source1)
+        setTimeout(function() {
+          console.log('Fetched source from database.', source1);
           resolve([source1]);
         }, 3000);
-      })
+      });
 
       // Initialize player
       player = cld.videoPlayer('player', { autoShowRecommendations: true });