[mutter] main: Move grab op macro to relevant file

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

commit 243dd868b60f6b241f5f98709817c6433737386b
Author: Jonas Ådahl <jadahl gmail com>
Date:   Wed Mar 3 17:31:52 2021 +0100

    main: Move grab op macro to relevant file
    
    It was in main-private.h for some reason, but only used in display.c.
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1833>

 src/core/display.c      | 2 ++
 src/core/main-private.h | 2 --
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/core/display.c b/src/core/display.c
index dd393c0c22..6c7c6b26bd 100644
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -173,6 +173,8 @@ enum
 
 static guint display_signals [LAST_SIGNAL] = { 0 };
 
+#define META_GRAB_OP_GET_BASE_TYPE(op) (op & 0x00FF)
+
 /*
  * The display we're managing.  This is a singleton object.  (Historically,
  * this was a list of displays, but there was never any way to add more
diff --git a/src/core/main-private.h b/src/core/main-private.h
index 1ed094d502..5b552b3cd4 100644
--- a/src/core/main-private.h
+++ b/src/core/main-private.h
@@ -37,8 +37,6 @@ typedef enum _MetaX11DisplayPolicy
   META_X11_DISPLAY_POLICY_DISABLED,
 } MetaX11DisplayPolicy;
 
-#define META_GRAB_OP_GET_BASE_TYPE(op) (op & 0x00FF)
-
 META_EXPORT_TEST
 void meta_override_compositor_configuration (MetaCompositorType compositor_type,
                                              GType              backend_gtype,