mustash: Show networking items in ash system tray

ash/common/system/networking_config_delegate.h

Index: ash/common/system/networking_config_delegate.h
diff --git a/ash/common/system/networking_config_delegate.h b/ash/common/system/networking_config_delegate.h
index f938ce043cb3ed5f6c4cf14a5ac04044a9f952a2..08e26124861b5756e3a8db44def16d50a080643e 100644
--- a/ash/common/system/networking_config_delegate.h
+++ b/ash/common/system/networking_config_delegate.h
@@ -32,7 +32,7 @@ class NetworkingConfigDelegate {
 
   // Returns information about the extension registered to control configuration
   // of the network |service_path|. If no extension is registered, the
-  // scoped_ptr is empty.
+  // unique_ptr is null.
   virtual std::unique_ptr<const ExtensionInfo> LookUpExtensionForNetwork(
       const std::string& service_path) = 0;