Fix bug in city-list autoscroll

sky/examples/city-list/index.sky

Index: sky/examples/city-list/index.sky
diff --git a/sky/examples/city-list/index.sky b/sky/examples/city-list/index.sky
index 45cfe145ee446c5e0bf91538133b305f8d00e3c8..41de93817ca58a605754235ead7abf1c2519f1e1 100644
--- a/sky/examples/city-list/index.sky
+++ b/sky/examples/city-list/index.sky
@@ -31,7 +31,7 @@ window.startLoad = new Date().getTime();
   <city-list></city-list>
   <script>
     var cityList = document.querySelector('city-list');
-    var scrollBy = location.search.match(/auto=([0-9]+)/)[1];
+    var scrollBy = Number(location.search.match(/auto=([0-9]+)/)[1]);

[esprehn, 2014/11/25 07:50:21]

match returns null if it doesn't match anything, this is going to throw an
exception when you index into null.

[rafaelw, 2014/11/28 04:22:48]

Woops. Good catch. Fixed: https://codereview.chromium.org/760403002/

 
     function autoScroll() {
       cityList.scrollBy(scrollBy);
@@ -39,7 +39,6 @@ window.startLoad = new Date().getTime();
     }
 
     if (scrollBy) {
-      console.log('Autoscroll by ' + scrollBy);
       setTimeout(function() {
         requestAnimationFrame(autoScroll);
       }, 200)