V4L/DVB (7318): pvrusb2: Remove dead code

Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/pvrusb2/pvrusb2-context.h b/drivers/media/video/pvrusb2/pvrusb2-context.h
index a04187a..96b255f 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-context.h
+++ b/drivers/media/video/pvrusb2/pvrusb2-context.h
@@ -30,7 +30,6 @@
 struct pvr2_context;        /* All central state */
 struct pvr2_channel;        /* One I/O pathway to a user */
 struct pvr2_context_stream; /* Wrapper for a stream */
-struct pvr2_crit_reg;       /* Critical region pointer */
 struct pvr2_ioread;         /* Low level stream structure */
 
 struct pvr2_context_stream {