Keep display names synchronized during account creation.

mail/e-mail-config-assistant.c

@@ -602,6 +602,13 @@ mail_config_assistant_constructed (GObject *object)
 		e_source_backend_set_backend_name (
 			backend_extension, backend_name);
 
+		/* Keep display names synchronized. */
+		g_object_bind_property (
+			identity_source, "display-name",
+			scratch_source, "display-name",
+			G_BINDING_BIDIRECTIONAL |
+			G_BINDING_SYNC_CREATE);
+
 		/* We always pass NULL for the collection argument.
 		 * The backend generates its own scratch collection
 		 * source if implements the new_collection() method. */
@@ -672,6 +679,13 @@ mail_config_assistant_constructed (GObject *object)
 		e_source_backend_set_backend_name (
 			backend_extension, backend_name);
 
+		/* Keep display names synchronized. */
+		g_object_bind_property (
+			identity_source, "display-name",
+			scratch_source, "display-name",
+			G_BINDING_BIDIRECTIONAL |
+			G_BINDING_SYNC_CREATE);
+
 		/* We always pass NULL for the collection argument.
 		 * The backend generates its own scratch collection
 		 * source if implements the new_collection() method. */

mail/e-mail-config-service-backend.c

@@ -58,6 +58,14 @@ mail_config_service_backend_init_collection (EMailConfigServiceBackend *backend)
 	g_return_if_fail (class->new_collection != NULL);
 
 	backend->priv->collection = class->new_collection (backend);
+
+	/* Keep display names synchronized. */
+	if (backend->priv->collection != NULL)
+		g_object_bind_property (
+			backend->priv->source, "display-name",
+			backend->priv->collection, "display-name",
+			G_BINDING_BIDIRECTIONAL |
+			G_BINDING_SYNC_CREATE);
 }
 
 static void

mail/e-mail-config-summary-page.c

@@ -699,13 +699,9 @@ mail_config_summary_page_commit_changes (EMailConfigPage *page,
 	identity_source = e_mail_config_summary_page_get_identity_source (
 		E_MAIL_CONFIG_SUMMARY_PAGE (page));
 
+	/* This should propagate to the other sources through bindings. */
 	text = gtk_entry_get_text (priv->account_name_entry);
-	e_source_set_display_name (account_source, text);
 	e_source_set_display_name (identity_source, text);
-	if (transport_source != NULL)
-		e_source_set_display_name (transport_source, text);
-	if (collection_source != NULL)
-		e_source_set_display_name (collection_source, text);
 
 	/* Setup parent/child relationships and cross-references. */