[gtk+] Drop GtkSelectionWindow

[Matthias Clasen <matthiasc src gnome org>]

commit f1f3a033e5518eaf156e46fadb9cb4d84781df49
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Feb 6 00:47:05 2013 -0500

    Drop GtkSelectionWindow
    
    It is no longer used.

 gtk/Makefile.am                 |    2 -
 gtk/gtkselectionwindow.c        |  408 ---------------------------------------
 gtk/gtkselectionwindowprivate.h |   73 -------
 3 files changed, 0 insertions(+), 483 deletions(-)
---
diff --git a/gtk/Makefile.am b/gtk/Makefile.am
index 14feeac..e164c90 100644
--- a/gtk/Makefile.am
+++ b/gtk/Makefile.am
@@ -523,7 +523,6 @@ gtk_private_h_sources =             \
        gtksearchengine.h       \
        gtksearchenginesimple.h \
        gtkselectionprivate.h   \
-       gtkselectionwindowprivate.h     \
        gtksettingsprivate.h    \
        gtksizegroup-private.h  \
        gtksizerequestcacheprivate.h    \
@@ -812,7 +811,6 @@ gtk_base_c_sources =                \
        gtkscrollbar.c          \
        gtkscrolledwindow.c     \
        gtkselection.c          \
-       gtkselectionwindow.c    \
        gtkseparator.c          \
        gtkseparatormenuitem.c  \
        gtkseparatortoolitem.c  \