[ekiga] Fixed a compiler warning

[Julien Puydt <jpuydt src gnome org>]

commit 202a01eb4c1d7742f60011dcfe83bb52dc565319
Author: Julien Puydt <jpuydt gnome org>
Date:   Tue Aug 25 14:46:22 2009 +0200

    Fixed a compiler warning
    
    Thanks Dominique Leuenberger for noticing

 lib/engine/framework/form-builder.cpp |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/lib/engine/framework/form-builder.cpp b/lib/engine/framework/form-builder.cpp
index 1298aab..f57ee20 100644
--- a/lib/engine/framework/form-builder.cpp
+++ b/lib/engine/framework/form-builder.cpp
@@ -148,6 +148,8 @@ Ekiga::FormBuilder::hidden (const std::string name) const
        iter++)
     if (iter->name == name)
       return iter->value;
+
+  return ""; // shouldn't happen
 }
 
 bool