[gtk+] GDK W32: stop using the OWNERCHANGE event

[Chun-wei Fan <fanchunwei src gnome org>]

commit b11b342ad4ce822c8b15ef96347c01c2bcf13b46
Author: Руслан Ижбулатов <lrn1986 gmail com>
Date:   Mon Dec 11 07:37:03 2017 +0000

    GDK W32: stop using the OWNERCHANGE event
    
    It was removed completely. For now just comment out the code that used to emit it.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=773299

 gdk/win32/gdkdisplay-win32.c |    5 ++++-
 gdk/win32/gdkevents-win32.c  |    1 -
 2 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/gdk/win32/gdkdisplay-win32.c b/gdk/win32/gdkdisplay-win32.c
index 48ae7c7..a7d1903 100644
--- a/gdk/win32/gdkdisplay-win32.c
+++ b/gdk/win32/gdkdisplay-win32.c
@@ -540,7 +540,9 @@ inner_clipboard_window_procedure (HWND   hwnd,
       {
         HWND hwnd_owner;
         HWND hwnd_opener;
+/*
         GdkEvent *event;
+*/
         GdkWin32Selection *win32_sel = _gdk_win32_selection_get ();
 
         hwnd_owner = GetClipboardOwner ();
@@ -589,7 +591,7 @@ inner_clipboard_window_procedure (HWND   hwnd,
 
             _gdk_win32_clear_clipboard_queue ();
           }
-
+/* GDK_OWNER_CHANGE does not exist anymore since 437d70f56919916e884a81d3bff0170322ab2906
         event = gdk_event_new (GDK_OWNER_CHANGE);
         event->owner_change.window = NULL;
         event->owner_change.reason = GDK_OWNER_CHANGE_NEW_OWNER;
@@ -597,6 +599,7 @@ inner_clipboard_window_procedure (HWND   hwnd,
         event->owner_change.time = _gdk_win32_get_next_tick (0);
         event->owner_change.selection_time = GDK_CURRENT_TIME;
         _gdk_win32_append_event (event);
+*/
 
         if (_hwnd_next_viewer != NULL)
           return SendMessage (_hwnd_next_viewer, message, wparam, lparam);
diff --git a/gdk/win32/gdkevents-win32.c b/gdk/win32/gdkevents-win32.c
index a2708a0..68e6908 100644
--- a/gdk/win32/gdkevents-win32.c
+++ b/gdk/win32/gdkevents-win32.c
@@ -798,7 +798,6 @@ _gdk_win32_print_event (const GdkEvent *event)
     CASE (GDK_DROP_FINISHED);
     CASE (GDK_SCROLL);
     CASE (GDK_WINDOW_STATE);
-    CASE (GDK_OWNER_CHANGE);
     CASE (GDK_GRAB_BROKEN);
 #undef CASE
     default: g_assert_not_reached ();