[clutter] build: Build the GLX symbols

[Emmanuele Bassi <ebassi src gnome org>]

commit 7b064a0bda10897a38396aa6d7cb3c19b0179ebd
Author: Emmanuele Bassi <ebassi linux intel com>
Date:   Mon Jun 20 18:26:34 2011 +0100

    build: Build the GLX symbols
    
    The change from the GLX backend to the Cogl backend left out the GLX
    source code from the list of source files to be built.

 clutter/Makefile.am |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/clutter/Makefile.am b/clutter/Makefile.am
index 2f158a8..fa5cd63 100644
--- a/clutter/Makefile.am
+++ b/clutter/Makefile.am
@@ -383,8 +383,8 @@ clutterglx_include_HEADERS = $(glx_source_h)
 endif
 
 if SUPPORT_GLX
-backend_source_h += $(cogl_source_h)
-backend_source_c += $(cogl_source_c)
+backend_source_h += $(cogl_source_h) $(glx_source_h)
+backend_source_c += $(cogl_source_c) $(glx_source_c)
 backend_source_h_priv += $(cogl_source_h_priv)
 endif # SUPPORT_GLX