NTP Cleanup: Remove support for "icons" layout

chrome/browser/resources/local_ntp/most_visited_thumbnail.js

Index: chrome/browser/resources/local_ntp/most_visited_thumbnail.js
diff --git a/chrome/browser/resources/local_ntp/most_visited_thumbnail.js b/chrome/browser/resources/local_ntp/most_visited_thumbnail.js
index 5742d6578dd0960b51f12a31c0b47fee92ce2102..6334ebde671eaae3e92fbaf7762b5369fb0a1bfa 100644
--- a/chrome/browser/resources/local_ntp/most_visited_thumbnail.js
+++ b/chrome/browser/resources/local_ntp/most_visited_thumbnail.js
@@ -56,12 +56,9 @@ window.addEventListener('DOMContentLoaded', function() {
       image.src = src;
     }
 
-    var useIcons = params['icons'] == '1';
     if (data.dummy) {
       showEmptyTile();
-    } else if (useIcons && data.largeIconUrl) {
-      createThumbnail(data.largeIconUrl, 'large-icon');
-    } else if (!useIcons && data.thumbnailUrls && data.thumbnailUrls.length) {
+    } else if (data.thumbnailUrls && data.thumbnailUrls.length) {
       createThumbnail(data.thumbnailUrls[0], 'thumbnail');
     } else if (data.domain) {
       showDomainElement();