Rename meta-weston-launch to meta-launcher

We're going to replace this with a login1 implementation soon enough.

src/Makefile.am

@@ -78,8 +78,8 @@ libmutter_la_SOURCES =				\
 	backends/native/meta-idle-monitor-native.h	\
 	backends/native/meta-monitor-manager-kms.c	\
 	backends/native/meta-monitor-manager-kms.h	\
-	backends/native/meta-weston-launch.c		\
-	backends/native/meta-weston-launch.h		\
+	backends/native/meta-launcher.c			\
+	backends/native/meta-launcher.h			\
 	backends/x11/meta-backend-x11.c			\
 	backends/x11/meta-backend-x11.h			\
 	backends/x11/meta-idle-monitor-xsync.c		\

src/backends/native/meta-backend-native.c

@@ -31,7 +31,7 @@
 #include "meta-idle-monitor-native.h"
 #include "meta-monitor-manager-kms.h"
 #include "meta-cursor-renderer-native.h"
-#include "meta-weston-launch.h"
+#include "meta-launcher.h"
 
 struct _MetaBackendNativePrivate
 {

src/backends/native/meta-launcher.c

@@ -45,7 +45,7 @@
 #include "wayland/meta-wayland-private.h"
 #include "backends/meta-backend.h"
 #include "meta-cursor-renderer-native.h"
-#include "meta-weston-launch.h"
+#include "meta-launcher.h"
 
 struct _MetaLauncher
 {

src/backends/native/meta-launcher.h

@@ -17,8 +17,8 @@
  * 02111-1307, USA.
  */
 
-#ifndef META_WESTON_LAUNCH_H
-#define META_WESTON_LAUNCH_H
+#ifndef META_LAUNCHER_H
+#define META_LAUNCHER_H
 
 #include <glib-object.h>
 #include "weston-launch.h"
@@ -31,4 +31,4 @@ void              meta_launcher_free                    (MetaLauncher  *self);
 gboolean          meta_launcher_activate_vt             (MetaLauncher  *self,
 							 signed char    vt,
 							 GError       **error);
-#endif
+#endif /* META_LAUNCHER_H */