Cleanup: Extract icon related methods outside of util.js

chrome/browser/resources/md_history/synced_device_card.js

Index: chrome/browser/resources/md_history/synced_device_card.js
diff --git a/chrome/browser/resources/md_history/synced_device_card.js b/chrome/browser/resources/md_history/synced_device_card.js
index dc577b9769f76fe48d8785c3eab50fad979b6e41..9c406a7691728ebc81be1433b84d283042e5d37e 100644
--- a/chrome/browser/resources/md_history/synced_device_card.js
+++ b/chrome/browser/resources/md_history/synced_device_card.js
@@ -65,7 +65,7 @@ Polymer({
 
       for (var i = 0; i < this.tabs.length; i++) {
         icons[i].style.backgroundImage =
-            getFaviconImageSet(this.tabs[i].url);
+            cr.icon.getFaviconImageSet(this.tabs[i].url);
       }
     });
   }