Sorry, here is the bzr reference:

revno: 116929
committer: Dmitry Antipov <dmantipov@yandex.ru>
branch nick: trunk
timestamp: Wed 2014-04-02 20:17:08 +0400
message:
  * xterm.c (x_term_init) [USE_LUCID]: Fix minor memory leak.

On Sun, Sep 7, 2014 at 7:36 PM, Christoph <cschol2112@gmail.com> wrote:

> cschol@marvin:~/devel/emacs/trunk_git$ git bisect good
> b54c7814ea5dc4e8636aa4dccf48428f9a48271c is the first bad commit
> commit b54c7814ea5dc4e8636aa4dccf48428f9a48271c
> Author: Dmitry Antipov <dmantipov@yandex.ru>
> Date:   Wed Apr 2 20:17:08 2014 +0400
>
>     * xterm.c (x_term_init) [USE_LUCID]: Fix minor memory leak.
>
> :040000 040000 867a5b7066df97ad537bb4b5394580e784d82fd8
> 6acc79277b810e8f0322dcd767f61f0023db488c M      src
>
>
> CC'ed Dmitry
>