gdb:
* breakpoint.c (invalidate_bp_value_on_memory_change): Add one
more parameter 'inferior'.
* corefile.c (write_memory_with_notification): Caller update.
* mi/mi-cmd-var.c: Include "mi-main.h".
(mi_cmd_var_assign): Set mi_suppress_notification.data_write_memory
to 1 and restore it later.
* mi/mi-cmds.c (mi_cmd mi_cmds): Update for "data-write-memory"
and "data-write-memory-bytes.
* mi/mi-interp.c: Include objfiles.h.
(mi_interpreter_init): Call observer_attach_memory_changed.
(mi_memory_changed): New.
* mi/mi-main.h (struct mi_suppress_notification) <memory>:
New field.
* NEWS: Mention new MI notification "memory-changed".