[mutter] backends/native: Remove unused includes

[Marge Bot <marge-bot src gnome org>]

commit 16e335eb2427b2ae002f771eb83cdc4cf11a0bbd
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Mon Aug 2 18:23:31 2021 +0200

    backends/native: Remove unused includes
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1964>

 src/backends/native/meta-launcher.c               | 1 -
 src/backends/native/meta-monitor-manager-native.c | 4 ----
 src/backends/native/meta-seat-native.h            | 1 -
 3 files changed, 6 deletions(-)
---
diff --git a/src/backends/native/meta-launcher.c b/src/backends/native/meta-launcher.c
index 4a63d2feb0..1056cf76e8 100644
--- a/src/backends/native/meta-launcher.c
+++ b/src/backends/native/meta-launcher.c
@@ -32,7 +32,6 @@
 #include <string.h>
 #include <unistd.h>
 #include <systemd/sd-login.h>
-#include <gudev/gudev.h>
 
 #include "backends/meta-backend-private.h"
 #include "backends/native/dbus-utils.h"
diff --git a/src/backends/native/meta-monitor-manager-native.c 
b/src/backends/native/meta-monitor-manager-native.c
index 7b21625033..bfa04b719c 100644
--- a/src/backends/native/meta-monitor-manager-native.c
+++ b/src/backends/native/meta-monitor-manager-native.c
@@ -40,12 +40,8 @@
 #include "backends/native/meta-monitor-manager-native.h"
 
 #include <drm.h>
-#include <errno.h>
-#include <gudev/gudev.h>
 #include <stdlib.h>
 #include <string.h>
-#include <sys/ioctl.h>
-#include <sys/mman.h>
 #include <unistd.h>
 
 #include "backends/meta-backend-private.h"
diff --git a/src/backends/native/meta-seat-native.h b/src/backends/native/meta-seat-native.h
index 53ba00f514..c9ddcf63ea 100644
--- a/src/backends/native/meta-seat-native.h
+++ b/src/backends/native/meta-seat-native.h
@@ -23,7 +23,6 @@
 #ifndef META_SEAT_NATIVE_H
 #define META_SEAT_NATIVE_H
 
-#include <gudev/gudev.h>
 #include <libinput.h>
 #include <linux/input-event-codes.h>