[patch 5/8] Doc for agent

[Eli Zaretskii]

> Date: Thu, 26 Jan 2012 09:31:42 +0800
> From: Yao Qi <yao@codesourcery.com>
> CC: <gdb-patches@sourceware.org>
> 
> Here is a new doc patch.

Thanks.

> +Therefore, traditional debugging model is too intrusive to reproduce
> +the bug.
   ^^^^^^^
"some bugs"

> +bytecode, and records the values for @value{GDBN} to retrieve later.  We call these
> +bytecode @dfn{Agent Expression}.
   ^^^^^^^^
"bytecodes", in plural.

OK with these changes.