Add more features to ntp-tiles-internal

components/ntp_tiles/webui/resources/ntp_tiles_internals.js

Index: components/ntp_tiles/webui/resources/ntp_tiles_internals.js
diff --git a/components/ntp_tiles/webui/resources/ntp_tiles_internals.js b/components/ntp_tiles/webui/resources/ntp_tiles_internals.js
index bcb05d5e68c1236829842dd00cb5e8d0b36bcdf7..dedcdf360342a233f08c2a61e36fa7c2529934ff 100644
--- a/components/ntp_tiles/webui/resources/ntp_tiles_internals.js
+++ b/components/ntp_tiles/webui/resources/ntp_tiles_internals.js
@@ -16,7 +16,21 @@ cr.define('chrome.ntp_tiles_internals', function() {
           "overrideCountry": $('override-country').value,
           "overrideVersion": $('override-version').value,
         },
-      }])
+      }]);
+    });
+
+    $('suggestions-fetch').addEventListener('click', function(event) {
+      event.preventDefault();
+      chrome.send('fetchSuggestions');
+    });
+
+    $('popular-view-json').addEventListener('click', function(event) {
+      event.preventDefault();
+      if ($('popular-json-value').textContent === "") {
+        chrome.send('viewPopularSitesJson');
+      } else {
+        $('popular-json-value').textContent = "";
+      }
     });
 
     chrome.send('registerForEvents');