Adding browsing existing certificates feature
diff --git a/src/contact-storage.h b/src/contact-storage.h
index ee5f032..4887dbf 100644
--- a/src/contact-storage.h
+++ b/src/contact-storage.h
@@ -34,6 +34,9 @@
   getSelfProfile(const ndn::Name& identity);
 
   void
+  removeContact(const ndn::Name& identity);
+
+  void
   addContact(const ContactItem& contactItem);
 
   void