[gnome-control-center] search: Use AM_CPPFLAGS rather than INCLUDES

[Bastien Nocera <hadess src gnome org>]

commit 1bfba2552376509e09a67ad84ce6d9d8b29149a0
Author: Christophe Fergeau <cfergeau redhat com>
Date:   Wed Jun 25 11:56:04 2014 +0200

    search: Use AM_CPPFLAGS rather than INCLUDES
    
    This is deprecated in newer automake versions, and this causes warnings
    with automake 1.14:
    panels/printers/Makefile.am:3: warning: 'INCLUDES' is the old name for
    AM_CPPFLAGS' (or '*_CPPFLAGS')
    
    https://bugzilla.gnome.org/show_bug.cgi?id=732189

 panels/search/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/panels/search/Makefile.am b/panels/search/Makefile.am
index a66a875..2041bc0 100644
--- a/panels/search/Makefile.am
+++ b/panels/search/Makefile.am
@@ -1,6 +1,6 @@
 cappletname = search
 
-INCLUDES =                                             \
+AM_CPPFLAGS =                                          \
        $(PANEL_CFLAGS)                                 \
        $(SEARCH_PANEL_CFLAGS)                          \
        -DGNOMELOCALEDIR="\"$(datadir)/locale\""        \