[gnome-control-center] bluetooth: Use g_auto for variables

[Bastien Nocera <hadess src gnome org>]

commit 631e83ec0efecb9921c80f7cfa8a67ecf841a463
Author: Robert Ancell <robert ancell canonical com>
Date:   Fri Nov 9 11:38:17 2018 +1300

    bluetooth: Use g_auto for variables

 panels/bluetooth/cc-bluetooth-panel.c | 31 ++++++++++++++-----------------
 1 file changed, 14 insertions(+), 17 deletions(-)
---
diff --git a/panels/bluetooth/cc-bluetooth-panel.c b/panels/bluetooth/cc-bluetooth-panel.c
index a2e947fe6..576e527b3 100644
--- a/panels/bluetooth/cc-bluetooth-panel.c
+++ b/panels/bluetooth/cc-bluetooth-panel.c
@@ -170,23 +170,22 @@ cc_bluetooth_panel_update_power (CcBluetoothPanel *self)
 static void
 airplane_mode_changed (CcBluetoothPanel *self)
 {
-       GVariant *v;
+       g_autoptr(GVariant) airplane_mode = NULL;
+       g_autoptr(GVariant) bluetooth_airplane_mode = NULL;
+       g_autoptr(GVariant) bluetooth_hardware_airplane_mode = NULL;
+       g_autoptr(GVariant) bluetooth_has_airplane_mode = NULL;
 
-       v = g_dbus_proxy_get_cached_property (self->rfkill, "AirplaneMode");
-       self->airplane_mode = g_variant_get_boolean (v);
-       g_variant_unref (v);
+       airplane_mode = g_dbus_proxy_get_cached_property (self->rfkill, "AirplaneMode");
+       self->airplane_mode = g_variant_get_boolean (airplane_mode);
 
-       v = g_dbus_proxy_get_cached_property (self->rfkill, "BluetoothAirplaneMode");
-       self->bt_airplane_mode = g_variant_get_boolean (v);
-       g_variant_unref (v);
+       bluetooth_airplane_mode = g_dbus_proxy_get_cached_property (self->rfkill, "BluetoothAirplaneMode");
+       self->bt_airplane_mode = g_variant_get_boolean (bluetooth_airplane_mode);
 
-       v = g_dbus_proxy_get_cached_property (self->rfkill, "BluetoothHardwareAirplaneMode");
-       self->hardware_airplane_mode = g_variant_get_boolean (v);
-       g_variant_unref (v);
+       bluetooth_hardware_airplane_mode = g_dbus_proxy_get_cached_property (self->rfkill, 
"BluetoothHardwareAirplaneMode");
+       self->hardware_airplane_mode = g_variant_get_boolean (bluetooth_hardware_airplane_mode);
 
-       v = g_dbus_proxy_get_cached_property (self->rfkill, "BluetoothHasAirplaneMode");
-       self->has_airplane_mode = g_variant_get_boolean (v);
-       g_variant_unref (v);
+       bluetooth_has_airplane_mode = g_dbus_proxy_get_cached_property (self->rfkill, 
"BluetoothHasAirplaneMode");
+       self->has_airplane_mode = g_variant_get_boolean (bluetooth_has_airplane_mode);
 
        cc_bluetooth_panel_update_power (self);
 }
@@ -249,13 +248,11 @@ panel_changed (CcBluetoothPanel *self,
               const char       *panel)
 {
        CcShell *shell;
-       GError *error = NULL;
+       g_autoptr(GError) error = NULL;
 
        shell = cc_panel_get_shell (CC_PANEL (self));
-       if (cc_shell_set_active_panel_from_id (shell, panel, NULL, &error) == FALSE) {
+       if (cc_shell_set_active_panel_from_id (shell, panel, NULL, &error) == FALSE)
                g_warning ("Failed to activate '%s' panel: %s", panel, error->message);
-               g_error_free (error);
-       }
 }
 
 static void