mxf: Remove mxfdms1.[ch] from the build for now

It's completely unused currently but might be used in the future.
diff --git a/gst/mxf/Makefile.am b/gst/mxf/Makefile.am
index 2d87907..17ce6e4 100644
--- a/gst/mxf/Makefile.am
+++ b/gst/mxf/Makefile.am
@@ -16,8 +16,7 @@
 	mxfjpeg2000.c \
 	mxfd10.c \
 	mxfup.c \
-	mxfvc3.c \
-	mxfdms1.c
+	mxfvc3.c
 
 libgstmxf_la_CFLAGS = \
 	-I$(top_srcdir)/gst-libs \
@@ -50,5 +49,4 @@
 	mxfjpeg2000.h \
 	mxfd10.h \
 	mxfup.h \
-	mxfvc3.h \
-	mxfdms1.h
+	mxfvc3.h
diff --git a/gst/mxf/mxf.c b/gst/mxf/mxf.c
index 324462b..135a16e 100644
--- a/gst/mxf/mxf.c
+++ b/gst/mxf/mxf.c
@@ -25,7 +25,7 @@
 #include "mxfquark.h"
 #include "mxfdemux.h"
 #include "mxfmux.h"
-#include "mxfdms1.h"
+/*#include "mxfdms1.h"*/
 #include "mxfaes-bwf.h"
 #include "mxfalaw.h"
 #include "mxfd10.h"
@@ -59,7 +59,7 @@
   mxf_init ();
   mxf_quark_initialize ();
   mxf_metadata_init_types ();
-  mxf_dms1_initialize ();
+/*  mxf_dms1_initialize ();*/
   mxf_aes_bwf_init ();
   mxf_alaw_init ();
   mxf_d10_init ();