[ekiga] Accounts: Only signal registration changes when it really changed.

[Damien Sandras <dsandras src gnome org>]

commit b067b0e01665b9cc5bac5f1ba17e1330440b2389
Author: Damien Sandras <dsandras seconix com>
Date:   Sat Jan 24 13:59:48 2015 +0100

    Accounts: Only signal registration changes when it really changed.

 lib/engine/components/opal/opal-account.cpp |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/lib/engine/components/opal/opal-account.cpp b/lib/engine/components/opal/opal-account.cpp
index 35775bd..91e019a 100644
--- a/lib/engine/components/opal/opal-account.cpp
+++ b/lib/engine/components/opal/opal-account.cpp
@@ -902,6 +902,9 @@ void
 Opal::Account::handle_registration_event (Ekiga::Account::RegistrationState state_,
                                          const std::string info)
 {
+  if (state == state_)
+    return; // The state did not change...
+
   switch (state_) {
 
   case Registered: