[MIPS] Remove F_SETSIG and F_GETSIG in favor of the asm-generic definitions.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

include/asm-mips/fcntl.h

@@ -25,8 +25,6 @@
 
 #define F_SETOWN	24	/*  for sockets. */
 #define F_GETOWN	23	/*  for sockets. */
-#define F_SETSIG	10	/*  for sockets. */
-#define F_GETSIG	11	/*  for sockets. */
 
 #ifndef __mips64
 #define F_GETLK64	33	/*  using 'struct flock64' */