* lisp/simple.el (blink-paren-function): Move from C to here.

* lisp/simple.el (blink-paren-function): Move from C to here.
(blink-paren-post-self-insert-function): New function.
(post-self-insert-hook): Use it.
* src/cmds.c (Vblink_paren_function): Remove.
(internal_self_insert): Make it insert N chars at a time.
Don't call blink-paren-function.
(Fself_insert_command): Adjust accordingly.
(syms_of_cmds): Don't declare blink-paren-function.