Add option to synthesize a consistent lkgr commit by running deps2git.py

Add option to synthesize a consistent lkgr commit by running deps2git.py
and deps2submodules.py.

Depends on https://codereview.chromium.org/11085027
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=161305

[szager1, 2012-10-10 19:45:39]

ping

[nsylvain, 2012-10-10 22:03:35]

i realize that i'm not really familiar with your usage of rev-parse. Do you mind
adding a few 1-line comment at the beginning of the 3 blocks you added in the
middle of the code?

[szager1, 2012-10-10 22:15:01]

On 2012/10/10 22:03:35, nsylvain wrote:
> i realize that i'm not really familiar with your usage of rev-parse. Do you
mind
> adding a few 1-line comment at the beginning of the 3 blocks you added in the
> middle of the code?

Done.

[nsylvain, 2012-10-10 22:55:10]

lgtm