[gnome-control-center/wip/rancell/mouse-g-auto] mouse: Use g_auto for variables

[Robert Ancell <rancell src gnome org>]

commit 109e0cfa17ff13ff7e5fcfd92166543b8283dd7d
Author: Robert Ancell <robert ancell canonical com>
Date:   Tue Jan 23 15:47:53 2018 +1300

    mouse: Use g_auto for variables
    
    https://bugzilla.gnome.org/show_bug.cgi?id=792808

 panels/mouse/cc-mouse-caps-helper.c   |    8 ++++----
 panels/mouse/gnome-mouse-properties.c |    2 +-
 panels/mouse/gnome-mouse-test.c       |    7 +++----
 3 files changed, 8 insertions(+), 9 deletions(-)
---
diff --git a/panels/mouse/cc-mouse-caps-helper.c b/panels/mouse/cc-mouse-caps-helper.c
index 65e11df..6bf55a9 100644
--- a/panels/mouse/cc-mouse-caps-helper.c
+++ b/panels/mouse/cc-mouse-caps-helper.c
@@ -30,7 +30,8 @@ touchpad_check_capabilities_x11 (gboolean *have_two_finger_scrolling,
                                  gboolean *have_tap_to_click)
 {
         Display *display;
-       GList *devicelist, *l;
+       g_autoptr(GList) devicelist = NULL
+       GList *l;
        Atom realtype, prop_scroll_methods, prop_tapping_enabled;
        int realformat;
        unsigned long nitems, bytes_after;
@@ -79,7 +80,6 @@ touchpad_check_capabilities_x11 (gboolean *have_two_finger_scrolling,
                        XFree (data);
                }
        }
-        g_list_free (devicelist);
 
         gdk_error_trap_pop_ignored ();
 
@@ -106,7 +106,8 @@ gboolean
 cc_synaptics_check (void)
 {
         Display *display;
-        GList *devicelist, *l;
+        g_autoptr(GList) devicelist = NULL;
+        GList *l;
         Atom prop, realtype;
         int realformat;
         unsigned long nitems, bytes_after;
@@ -136,7 +137,6 @@ cc_synaptics_check (void)
                 if (have_synaptics)
                         break;
         }
-        g_list_free (devicelist);
 
         gdk_error_trap_pop_ignored ();
 
diff --git a/panels/mouse/gnome-mouse-properties.c b/panels/mouse/gnome-mouse-properties.c
index 95a74e4..4d0920b 100644
--- a/panels/mouse/gnome-mouse-properties.c
+++ b/panels/mouse/gnome-mouse-properties.c
@@ -369,7 +369,7 @@ static void
 cc_mouse_properties_init (CcMouseProperties *object)
 {
        CcMousePropertiesPrivate *d = object->priv = CC_MOUSE_PROPERTIES_GET_PRIVATE (object);
-       GError *error = NULL;
+       g_autoptr(GError) error = NULL;
 
        d->builder = gtk_builder_new ();
        gtk_builder_add_from_resource (d->builder,
diff --git a/panels/mouse/gnome-mouse-test.c b/panels/mouse/gnome-mouse-test.c
index b0d251e..dac3067 100644
--- a/panels/mouse/gnome-mouse-test.c
+++ b/panels/mouse/gnome-mouse-test.c
@@ -117,8 +117,8 @@ scroll_image_timeout (CcMouseTestPrivate *d)
 static void
 setup_information_label (CcMouseTestPrivate *d)
 {
-       gchar *message = NULL;
-       gchar *label_text = NULL;
+       const gchar *message = NULL;
+       g_autofree gchar *label_text = NULL;
        gboolean double_click;
 
        if (d->information_label_timeout_id != 0) {
@@ -150,7 +150,6 @@ setup_information_label (CcMouseTestPrivate *d)
 
        label_text = g_strconcat ("<b>", message, "</b>", NULL);
        gtk_label_set_markup (GTK_LABEL (WID ("information_label")), label_text);
-       g_free (label_text);
 
        d->information_label_timeout_id = g_timeout_add (2500, (GSourceFunc) information_label_timeout, d);
 }
@@ -361,7 +360,7 @@ static void
 cc_mouse_test_init (CcMouseTest *object)
 {
        CcMouseTestPrivate *d = object->priv = CC_MOUSE_TEST_GET_PRIVATE (object);
-       GError *error = NULL;
+       g_autoptr(GError) error = NULL;
 
        d->builder = gtk_builder_new ();
        gtk_builder_add_from_resource (d->builder,