[mutter/gnome-3-28] input-settings: Fix a typo in tap-and-drag setting

[Marco Trevisan <marcotrevi src gnome org>]

commit 7ac551cd054465db174593cd6e8287d2f4a2bd94
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun Mar 25 16:34:56 2018 +0300

    input-settings: Fix a typo in tap-and-drag setting
    
    
    (cherry picked from commit 31b5059068722b22b7043e45775cc17e7fd71438)

 src/backends/meta-input-settings.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/backends/meta-input-settings.c b/src/backends/meta-input-settings.c
index 10d7a8cd2..fd3ba3dec 100644
--- a/src/backends/meta-input-settings.c
+++ b/src/backends/meta-input-settings.c
@@ -1088,7 +1088,7 @@ meta_input_settings_changed_cb (GSettings  *settings,
         update_device_natural_scroll (input_settings, NULL);
       else if (strcmp (key, "tap-to-click") == 0)
         update_touchpad_tap_enabled (input_settings, NULL);
-      else if (strcmp (key, "tap-and_drag") == 0)
+      else if (strcmp (key, "tap-and-drag") == 0)
         update_touchpad_tap_and_drag_enabled (input_settings, NULL);
       else if (strcmp(key, "disable-while-typing") == 0)
         update_touchpad_disable_while_typing (input_settings, NULL);