[cheese] build: Use AM_CPPFLAGS instead deprecated INCLUDES

[Daniel G. Siegel <dgsiegel src gnome org>]

commit cb6eee79de3da5d61cd240062e192f08cc6187b7
Author: Javier Jardón <javier jardon codethink co uk>
Date:   Wed Feb 2 00:47:39 2011 +0000

    build: Use AM_CPPFLAGS instead deprecated INCLUDES

 docs/reference/Makefile.am |    4 ++--
 libcheese/Makefile.am      |    2 +-
 tests/Makefile.am          |    2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/docs/reference/Makefile.am b/docs/reference/Makefile.am
index 6a42a0d..fa13d89 100644
--- a/docs/reference/Makefile.am
+++ b/docs/reference/Makefile.am
@@ -75,9 +75,9 @@ expand_content_files=
 # CFLAGS and LDFLAGS for compiling gtkdoc-scangobj with your library.
 # Only needed if you are using gtkdoc-scangobj to dynamically query widget
 # signals and properties.
-# e.g. INCLUDES=-I$(top_srcdir) -I$(top_builddir) $(GTK_DEBUG_FLAGS)
+# e.g. AM_CPPFLAGS=-I$(top_srcdir) -I$(top_builddir) $(GTK_DEBUG_FLAGS)
 # e.g. GTKDOC_LIBS=$(top_builddir)/gtk/$(gtktargetlib)
-INCLUDES=-I$(top_srcdir) -I$(top_builddir) $(CHEESE_CFLAGS)
+AM_CPPFLAGS=-I$(top_srcdir) -I$(top_builddir) $(CHEESE_CFLAGS)
 GTKDOC_LIBS=\
 	$(top_builddir)/libcheese/libcheese.la \
 	$(top_builddir)/libcheese/libcheese-gtk.la
diff --git a/libcheese/Makefile.am b/libcheese/Makefile.am
index 1ada5fc..d96b2d7 100644
--- a/libcheese/Makefile.am
+++ b/libcheese/Makefile.am
@@ -1,4 +1,4 @@
-INCLUDES = \
+AM_CPPFLAGS = \
 	-DDATADIR=\"$(datadir)\" \
 	-DPREFIX=\""$(prefix)"\" \
 	-DSYSCONFDIR=\""$(sysconfdir)"\" \
diff --git a/tests/Makefile.am b/tests/Makefile.am
index b94f29b..a3f56c0 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -1,4 +1,4 @@
-INCLUDES = \
+AM_CPPFLAGS = \
 	-DBINDIR=\"$(bindir)\" \
 	-DDATADIR=\"$(datadir)\" \
 	-DPREFIX=\""$(prefix)"\" \