diff -r 7c7d01be2310 indra/newview/llinventorybridge.cpp
--- a/indra/newview/llinventorybridge.cpp	Mon Jul 11 16:52:00 2011 -0400
+++ b/indra/newview/llinventorybridge.cpp	Tue Jul 19 21:08:18 2011 +0300
@@ -2514,6 +2514,11 @@
 		}
 	}
 
+	if (!isItemRemovable())
+	{
+		disabled_items.push_back(std::string("Delete"));
+	}
+
 #ifndef LL_RELEASE_FOR_DOWNLOAD
 	if (LLFolderType::lookupIsProtectedType(type))
 	{