Pass name to symbol_file_add_from_bfd

Pass name to symbol_file_add_from_bfd

This patch fixes the following build error:

../../binutils-gdb/gdb/spu-linux-nat.c:383:5: error: passing argument 2 of ‘symbol_file_add_from_bfd’ makes pointer from integer without a cast [-Werror]
In file included from ../../binutils-gdb/gdb/spu-linux-nat.c:29:0:
../../binutils-gdb/gdb/symfile.h:444:24: note: expected ‘const char *’ but argument is of type ‘int’
../../binutils-gdb/gdb/spu-linux-nat.c:383:5: error: passing argument 3 of ‘symbol_file_add_from_bfd’ makes integer from pointer without a cast [-Werror]
In file included from ../../binutils-gdb/gdb/spu-linux-nat.c:29:0:
../../binutils-gdb/gdb/symfile.h:444:24: note: expected ‘int’ but argument is of type ‘void *’
../../binutils-gdb/gdb/spu-linux-nat.c:383:5: error: passing argument 5 of ‘symbol_file_add_from_bfd’ makes integer from pointer without a cast [-Werror]
In file included from ../../binutils-gdb/gdb/spu-linux-nat.c:29:0:
../../binutils-gdb/gdb/symfile.h:444:24: note: expected ‘int’ but argument is of type ‘void *’
../../binutils-gdb/gdb/spu-linux-nat.c:383:5: error: too few arguments to function ‘symbol_file_add_from_bfd’

Argument 'name' was added to function symbol_file_add_from_bfd by this patch

  [patchv4 4/5] Keep objfile original filename
  https://sourceware.org/ml/gdb-patches/2013-09/msg00683.html

but caller of symbol_file_add_from_bfd in spu-linux-nat.c wasn't updated.

This patch fixes the build error.

gdb:

2014-01-08  Yao Qi  <yao@codesourcery.com>

	* spu-linux-nat.c (spu_symbol_file_add_from_memory): Pass
	return value of bfd_get_filename to symbol_file_add_from_bfd.