[metacity] display: remove meta_display_unmanage_screen

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 66018e78527574060af05733890f4c92fc31622c
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Fri Mar 3 03:17:40 2017 +0200

    display: remove meta_display_unmanage_screen

 src/core/display-private.h |    4 ----
 src/core/display.c         |   23 ++++-------------------
 2 files changed, 4 insertions(+), 23 deletions(-)
---
diff --git a/src/core/display-private.h b/src/core/display-private.h
index a94f59c..6f34249 100644
--- a/src/core/display-private.h
+++ b/src/core/display-private.h
@@ -312,10 +312,6 @@ MetaScreen*   meta_display_screen_for_xwindow  (MetaDisplay *display,
 void          meta_display_grab                (MetaDisplay *display);
 void          meta_display_ungrab              (MetaDisplay *display);
 
-void          meta_display_unmanage_screen     (MetaDisplay *display,
-                                                MetaScreen  *screen,
-                                                guint32      timestamp);
-
 void          meta_display_unmanage_windows_for_screen (MetaDisplay *display,
                                                         MetaScreen  *screen,
                                                         guint32      timestamp);
diff --git a/src/core/display.c b/src/core/display.c
index 9278381..1091a2f 100644
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -5047,9 +5047,10 @@ process_selection_clear (MetaDisplay   *display,
       meta_verbose ("Got selection clear for screen %d on display %s\n",
                     screen->number, display->name);
 
-      meta_display_unmanage_screen (display,
-                                    screen,
-                                    event->xselectionclear.time);
+      meta_verbose ("Unmanaging screen %d on display %s\n",
+                    screen->number, display->name);
+
+      meta_display_close (display, event->xselectionclear.time);
 
       /* display and screen may both be invalid memory... */
 
@@ -5072,22 +5073,6 @@ process_selection_clear (MetaDisplay   *display,
 }
 
 void
-meta_display_unmanage_screen (MetaDisplay *display,
-                              MetaScreen  *screen,
-                              guint32      timestamp)
-{
-  meta_verbose ("Unmanaging screen %d on display %s\n",
-                screen->number, display->name);
-
-  g_return_if_fail (display->screen != NULL);
-
-  meta_screen_free (screen, timestamp);
-  display->screen = NULL;
-
-  meta_display_close (display, timestamp);
-}
-
-void
 meta_display_unmanage_windows_for_screen (MetaDisplay *display,
                                           MetaScreen  *screen,
                                           guint32      timestamp)