MD WebUI: Networking polish in OOBE and Settings

ui/webui/resources/cr_elements/network/cr_network_list.js

Index: ui/webui/resources/cr_elements/network/cr_network_list.js
diff --git a/ui/webui/resources/cr_elements/network/cr_network_list.js b/ui/webui/resources/cr_elements/network/cr_network_list.js
index 8dcce41d968d54ac4ff7aa3f07f8fba60e681ee4..82b5fc70658c3bfd4b8553983412ad5cf1e593cf 100644
--- a/ui/webui/resources/cr_elements/network/cr_network_list.js
+++ b/ui/webui/resources/cr_elements/network/cr_network_list.js
@@ -70,12 +70,7 @@ Polymer({
   /** @private */
   updateListItems_: function() {
     this.saveScroll(this.$.networkList);
-
-    var customItems = this.customItems.slice();
-    if (customItems.length > 0)
-      customItems[0].isFirstCustomItem = true;
-    this.listItems_ = this.networks.concat(customItems);
-
+    this.listItems_ = this.networks.concat(this.customItems);
     this.restoreScroll(this.$.networkList);
     this.updateScrollableContents();
   },