Drop an unused variable (Samuel Thibault).

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3730 c046a42c-6fe2-441c-8c8c-71466251a162

vl.c

@@ -160,7 +160,6 @@ int inet_aton(const char *cp, struct in_addr *ia);
 
 const char *bios_dir = CONFIG_QEMU_SHAREDIR;
 const char *bios_name = NULL;
-char phys_ram_file[1024];
 void *ioport_opaque[MAX_IOPORTS];
 IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
 IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];