checksumsink: remove src pad template from sink element

https://bugzilla.gnome.org/show_bug.cgi?id=793774
diff --git a/gst/debugutils/gstchecksumsink.c b/gst/debugutils/gstchecksumsink.c
index 5560a14..9c527e3 100644
--- a/gst/debugutils/gstchecksumsink.c
+++ b/gst/debugutils/gstchecksumsink.c
@@ -49,12 +49,6 @@
     GST_PAD_ALWAYS,
     GST_STATIC_CAPS_ANY);
 
-static GstStaticPadTemplate gst_checksum_sink_src_template =
-GST_STATIC_PAD_TEMPLATE ("src",
-    GST_PAD_SRC,
-    GST_PAD_ALWAYS,
-    GST_STATIC_CAPS_ANY);
-
 /* class initialization */
 
 #define GST_TYPE_CHECKSUM_SINK_HASH (gst_checksum_sink_hash_get_type ())
@@ -96,8 +90,6 @@
   base_sink_class->render = GST_DEBUG_FUNCPTR (gst_checksum_sink_render);
 
   gst_element_class_add_static_pad_template (element_class,
-      &gst_checksum_sink_src_template);
-  gst_element_class_add_static_pad_template (element_class,
       &gst_checksum_sink_sink_template);
 
   g_object_class_install_property (gobject_class, PROP_HASH,