[mutter] cursor-tracker: Move struct definition into .c file

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 4a125e73a23777e13bc9b1edf7f2f37dc01a62a3
Author: Jonas Ådahl <jadahl gmail com>
Date:   Mon Jul 27 11:43:30 2020 +0200

    cursor-tracker: Move struct definition into .c file
    
    Not used externally, and if so should use API.
    
    https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1391

 src/backends/meta-cursor-tracker-private.h | 22 ----------------------
 src/backends/meta-cursor-tracker.c         | 23 +++++++++++++++++++++++
 2 files changed, 23 insertions(+), 22 deletions(-)
---
diff --git a/src/backends/meta-cursor-tracker-private.h b/src/backends/meta-cursor-tracker-private.h
index 29ee94044b..dfc8f51b75 100644
--- a/src/backends/meta-cursor-tracker-private.h
+++ b/src/backends/meta-cursor-tracker-private.h
@@ -27,28 +27,6 @@
 #include "backends/x11/cm/meta-cursor-sprite-xfixes.h"
 #include "meta/meta-cursor-tracker.h"
 
-struct _MetaCursorTracker {
-  GObject parent_instance;
-
-  gboolean is_showing;
-
-  MetaCursorSprite *effective_cursor; /* May be NULL when hidden */
-  MetaCursorSprite *displayed_cursor;
-
-  /* Wayland clients can set a NULL buffer as their cursor
-   * explicitly, which means that we shouldn't display anything.
-   * So, we can't simply store a NULL in window_cursor to
-   * determine an unset window cursor; we need an extra boolean.
-   */
-  gboolean has_window_cursor;
-  MetaCursorSprite *window_cursor;
-
-  MetaCursorSprite *root_cursor;
-
-  /* The cursor from the X11 server. */
-  MetaCursorSpriteXfixes *xfixes_cursor;
-};
-
 gboolean meta_cursor_tracker_handle_xevent (MetaCursorTracker *tracker,
                                            XEvent            *xevent);
 
diff --git a/src/backends/meta-cursor-tracker.c b/src/backends/meta-cursor-tracker.c
index c2dff032e6..cf1b6c8347 100644
--- a/src/backends/meta-cursor-tracker.c
+++ b/src/backends/meta-cursor-tracker.c
@@ -45,6 +45,29 @@
 #include "meta/util.h"
 #include "x11/meta-x11-display-private.h"
 
+struct _MetaCursorTracker
+{
+  GObject parent;
+
+  gboolean is_showing;
+
+  MetaCursorSprite *effective_cursor; /* May be NULL when hidden */
+  MetaCursorSprite *displayed_cursor;
+
+  /* Wayland clients can set a NULL buffer as their cursor
+   * explicitly, which means that we shouldn't display anything.
+   * So, we can't simply store a NULL in window_cursor to
+   * determine an unset window cursor; we need an extra boolean.
+   */
+  gboolean has_window_cursor;
+  MetaCursorSprite *window_cursor;
+
+  MetaCursorSprite *root_cursor;
+
+  /* The cursor from the X11 server. */
+  MetaCursorSpriteXfixes *xfixes_cursor;
+};
+
 G_DEFINE_TYPE (MetaCursorTracker, meta_cursor_tracker, G_TYPE_OBJECT);
 
 enum