[calls] sip: provider: Update credentials on disk when removing origin

[Evangelos Ribeiro Tzaras <devrtz src gnome org>]

commit a8516f6e7b247713c543bce49b7e014c49c8424c
Author: Evangelos Ribeiro Tzaras <evangelos tzaras puri sm>
Date:   Fri Jul 9 11:31:02 2021 +0200

    sip: provider: Update credentials on disk when removing origin
    
    Otherwise the key file will be unaltered and loads the same account on
    the next startup.
    
    One more step closer to fixing #251.

 plugins/sip/calls-sip-provider.c | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/plugins/sip/calls-sip-provider.c b/plugins/sip/calls-sip-provider.c
index 6012de45..3a523f26 100644
--- a/plugins/sip/calls-sip-provider.c
+++ b/plugins/sip/calls-sip-provider.c
@@ -644,6 +644,11 @@ calls_sip_provider_remove_origin (CallsSipProvider *self,
 
   if (g_list_store_find (self->origins, origin, &position)) {
     g_list_store_remove (self->origins, position);
+
+    if (!self->use_memory_backend) {
+      /* TODO need to delete credentials from the keyring as well */
+      save_to_disk (self);
+    }
     return TRUE;
   }
   return FALSE;