[gtk+] Add headers to treemodel test sources

[Matthias Clasen <matthiasc src gnome org>]

commit 9379a48e22f47d3103ddebed2354d28263c7f74b
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Aug 29 20:31:56 2011 -0400

    Add headers to treemodel test sources
    
    ...otherwise they don't make it into the release tarballs.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=657653

 gtk/tests/Makefile.am |   11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)
---
diff --git a/gtk/tests/Makefile.am b/gtk/tests/Makefile.am
index 5486155..4b2d344 100644
--- a/gtk/tests/Makefile.am
+++ b/gtk/tests/Makefile.am
@@ -28,7 +28,16 @@ testing_SOURCES			 = testing.c
 testing_LDADD			 = $(progs_ldadd)
 
 TEST_PROGS			+= treemodel
-treemodel_SOURCES		 = treemodel.c liststore.c treestore.c filtermodel.c sortmodel.c modelrefcount.c gtktreemodelrefcount.c
+treemodel_SOURCES		 = \
+				treemodel.h \
+				treemodel.c \
+				liststore.c \
+				treestore.c \
+				filtermodel.c \
+				sortmodel.c \
+				modelrefcount.c \
+				gtktreemodelrefcount.h \
+				gtktreemodelrefcount.c
 treemodel_LDADD			 = $(progs_ldadd)
 
 TEST_PROGS			+= treeview