bfd/

bfd/
	* bfd-in.h (bfd_elf_bfd_from_remote_memory): Make LEN argument
	of target_read_memory as size_t.
	* bfd-in2.h: Regenerate.
	* elf-bfd.h (elf_backend_bfd_from_remote_memory): Make LEN
	argument of target_read_memory as size_t.
	(_bfd_elf32_bfd_from_remote_memory): Likewise.
	(_bfd_elf64_bfd_from_remote_memory): Likewise.
	* elf.c (bfd_elf_bfd_from_remote_memory): Likewise.
	* elfcode.h (NAME(_bfd_elf,bfd_from_remote_memory)): Likewise.

gdb/
	* target.c (target_read_memory): Make LEN argument as size_t.
	* target.h (target_read_memory): Likewise.