[seahorse] Makefile.am: Remove vala generated files in $builddir on make clean

[Stefan Walter <stefw src gnome org>]

commit 6d966ec25252c052f444dede60fb50a2d54d91e1
Author: Stef Walter <stefw redhat com>
Date:   Sun Mar 16 15:53:58 2014 +0100

    Makefile.am: Remove vala generated files in $builddir on make clean
    
    Makes 'make clean' work as expected. Note this doesn't affect vala
    generated files that were distributed, and thus are now in $srcdir

 Makefile.am |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 1ce0abe..1616867 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -77,9 +77,9 @@ seahorselibexecbindir = $(libdir)/seahorse/
 seahorselibexecbin_PROGRAMS =
 
 BUILT_SOURCES =
-CLEANFILES =
+CLEANFILES = *.c */*.c *.h */*.h $(BUILT_SOURCES)
 EXTRA_DIST += $(ui_DATA)
-DISTCLEANFILES += $(BUILT_SOURCES)
+DISTCLEANFILES +=
 
 AM_CPPFLAGS = \
        -I$(top_builddir) \