[gtk+/gtk-2-22] Don't use g_drag_context_ref (cherry picked from commit a709056140945832ce71b0c9470ee88de7329121)

[Matthias Clasen <matthiasc src gnome org>]

commit 97015c226fc6bc8701e1f69bd1951c70a69de710
Author: Tor Lillqvist <tml iki fi>
Date:   Mon May 10 18:27:00 2010 +0300

    Don't use g_drag_context_ref
    (cherry picked from commit a709056140945832ce71b0c9470ee88de7329121)

 gdk/win32/gdkdnd-win32.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gdk/win32/gdkdnd-win32.c b/gdk/win32/gdkdnd-win32.c
index 9f4d37b..daf5291 100644
--- a/gdk/win32/gdkdnd-win32.c
+++ b/gdk/win32/gdkdnd-win32.c
@@ -453,7 +453,7 @@ dnd_event_put (GdkEventType    type,
   e.dnd.x_root = pt.x + _gdk_offset_x;
   e.dnd.y_root = pt.x + _gdk_offset_y;
 
-  gdk_drag_context_ref (e.dnd.context);
+  g_object_ref (e.dnd.context);
   if (e.dnd.window != NULL)
     g_object_ref (e.dnd.window);
 
@@ -1831,7 +1831,7 @@ gdk_drag_begin (GdkWindow *window,
       _dnd_source_state = GDK_WIN32_DND_PENDING;
 
       pending_src_context = ctx;
-      gdk_drag_context_ref (ctx->context);
+      g_object_ref (ctx->context);
 
       return ctx->context;
     }