[gtk+] Another forgotten a11y header

[Matthias Clasen <matthiasc src gnome org>]

commit 1e1c1556f6ed9e385065df775217f127326b45ff
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Oct 7 16:43:11 2013 -0400

    Another forgotten a11y header

 gtk/a11y/Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/a11y/Makefile.am b/gtk/a11y/Makefile.am
index 1139d77..8b29ae7 100644
--- a/gtk/a11y/Makefile.am
+++ b/gtk/a11y/Makefile.am
@@ -115,6 +115,7 @@ gtka11y_private_h_sources =         \
        gtkcolorswatchaccessibleprivate.h \
        gtkiconviewaccessibleprivate.h  \
        gtklabelaccessibleprivate.h     \
+       gtkflowboxaccessibleprivate.h   \
        gtklistboxaccessibleprivate.h   \
        gtklockbuttonaccessibleprivate.h \
        gtktextviewaccessibleprivate.h  \