[totem] plugins: Fix warning during autogen.sh with Vala plugins

[Bastien Nocera <hadess src gnome org>]

commit 348a93548f02a2bd47717f9789bdeb68cae57680
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Dec 12 14:45:24 2012 +0100

    plugins: Fix warning during autogen.sh with Vala plugins

 src/plugins/rotation/Makefile.am     |    2 +-
 src/plugins/sample-vala/Makefile.am  |    2 +-
 src/plugins/zeitgeist-dp/Makefile.am |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/plugins/rotation/Makefile.am b/src/plugins/rotation/Makefile.am
index 646cc46..0b00917 100644
--- a/src/plugins/rotation/Makefile.am
+++ b/src/plugins/rotation/Makefile.am
@@ -7,7 +7,7 @@ plugin_in_files = rotation.plugin.in
 
 # here we are explicitly specifying gtk+-3.0 and clutter-1.0 to use the vapi
 # because vala still cannot parse the gir
-VALAFLAGS = \
+AM_VALAFLAGS = \
 	--girdir=$(top_builddir)/src	\
 	--pkg Totem-1.0 --pkg libpeas-1.0 --pkg cogl-pango-1.0 --pkg GtkClutter-1.0 --pkg Clutter-1.0 --pkg gtk+-3.0 bacon-video.vapi
 
diff --git a/src/plugins/sample-vala/Makefile.am b/src/plugins/sample-vala/Makefile.am
index 062de5e..f7ac1c2 100644
--- a/src/plugins/sample-vala/Makefile.am
+++ b/src/plugins/sample-vala/Makefile.am
@@ -7,7 +7,7 @@ plugin_in_files = sample-vala.plugin.in
 
 # here we are explicitly specifying gtk+-3.0 to use the vapi because vala still
 # cannot parse the gir
-VALAFLAGS = \
+AM_VALAFLAGS = \
 	--girdir=$(top_srcdir)/src	\
 	--pkg Totem-1.0 --pkg libpeas-1.0 --pkg gtk+-3.0
 
diff --git a/src/plugins/zeitgeist-dp/Makefile.am b/src/plugins/zeitgeist-dp/Makefile.am
index 95ca7a4..ecb798f 100644
--- a/src/plugins/zeitgeist-dp/Makefile.am
+++ b/src/plugins/zeitgeist-dp/Makefile.am
@@ -7,7 +7,7 @@ plugin_in_files = zeitgeist-dp.plugin.in
 
 # here we are explicitly specifying gtk+-3.0 to use the vapi because vala still
 # cannot parse the gir
-VALAFLAGS = \
+AM_VALAFLAGS = \
 	--girdir=$(top_builddir)/src	\
 	--pkg Totem-1.0 --pkg Peas-1.0 --pkg gtk+-3.0 \
 	--pkg zeitgeist-1.0 \