* target.h (target_memory_bfd_section): Removed declaration.

* target.h (target_memory_bfd_section): Removed declaration.
* target.c (target_memory_bfd_section): Removed.
* exec.c (xfer_memory): Removed #if'ed-out code which referenced
target_memory_bfd_section.

* target.h (target_read_memory_section): Removed declaration.
* target.c (target_read_memory_section): Removed.
(target_xfer_memory): Update, removed bfd_section argument.
(target_read_string, target_read_memory, target_write_memory):
Update for above change.

* gdbcore.h (read_memory_section): Removed declaration.
* corefile.c (read_memory_section): Removed.
* jv-lang.c (get_java_utf8_name): Changed calls to
read_memory_section to read_memory.
* printcmd.c (printf_command): Likewise.
* valops.c (value_at, value_fetch_lazy): Likewise.