New flag OBJF_NOT_FILENAME

New flag OBJF_NOT_FILENAME

gdb/
2013-10-09  Jan Kratochvil  <jan.kratochvil@redhat.com>

	New flag OBJF_NOT_FILENAME.
	* auto-load.c (auto_load_objfile_script): Check also OBJF_NOT_FILENAME.
	* jit.c (jit_object_close_impl): Use OBJF_NOT_FILENAME for
	allocate_objfile.
	(jit_bfd_try_read_symtab): Use OBJF_NOT_FILENAME for
	symbol_file_add_from_bfd.
	* jv-lang.c (get_dynamics_objfile): Use OBJF_NOT_FILENAME for
	allocate_objfile.
	* objfiles.c (allocate_objfile): Assert OBJF_NOT_FILENAME if NAME is
	NULL.
	* objfiles.h (OBJF_NOT_FILENAME): New.