[gnome-bluetooth] lib: Remove unused variable in settings widget

[Bastien Nocera <hadess src gnome org>]

commit c800f8142d00e6d4a48c2e80a74e6e3408ff3463
Author: Bastien Nocera <hadess hadess net>
Date:   Mon Nov 27 16:24:18 2017 +0100

    lib: Remove unused variable in settings widget
    
    Commit cb52c8f simplified device removal, but didn't remove a now unused
    temporary variable, remove it now.

 lib/bluetooth-settings-widget.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/lib/bluetooth-settings-widget.c b/lib/bluetooth-settings-widget.c
index 66c0cf8..aa352bc 100644
--- a/lib/bluetooth-settings-widget.c
+++ b/lib/bluetooth-settings-widget.c
@@ -1289,7 +1289,6 @@ static gboolean
 remove_selected_device (BluetoothSettingsWidget *self)
 {
        BluetoothSettingsWidgetPrivate *priv = BLUETOOTH_SETTINGS_WIDGET_GET_PRIVATE (self);
-       char *adapter;
        GDBusProxy *adapter_proxy;
        GError *error = NULL;
        GVariant *ret;