Completing high dpi support for Instant Extended.

chrome/renderer/resources/extensions/searchbox_api.js

Index: chrome/renderer/resources/extensions/searchbox_api.js
diff --git a/chrome/renderer/resources/extensions/searchbox_api.js b/chrome/renderer/resources/extensions/searchbox_api.js
index 1acb05ad36fcfac749c31e2725fba43e2d2faf5f..6bdb5ea00e27eb3f2226dd78a03113093c41c941 100644
--- a/chrome/renderer/resources/extensions/searchbox_api.js
+++ b/chrome/renderer/resources/extensions/searchbox_api.js
@@ -83,16 +83,24 @@ if (!chrome.embeddedSearch) {
       function GetMostVisitedItemsWrapper() {
         var mostVisitedItems = GetMostVisitedItems();
         for (var i = 0, item; item = mostVisitedItems[i]; ++i) {
+          item.faviconUrl = GenerateFaviconURL(item.renderViewId, item.rid);
           // These properties are private data and should not be returned to
           // the page. They are only accessible via getMostVisitedItemData().
           item.url = null;
           item.title = null;
           item.domain = null;
           item.direction = null;
+          item.renderViewId = null;
         }
         return mostVisitedItems;
       }
 
+      function GenerateFaviconURL(renderViewId, rid) {
+        return "chrome-search://favicon/size/16@" +
+            window.devicePixelRatio + "x/" +
+            renderViewId + "/" + rid;
+      }
+
       // =======================================================================
       //                           Exported functions
       // =======================================================================