Remove third_party/nss_pkcs12 from the repository.

Remove third_party/nss_pkcs12 from the repository.

This was added for importing private keys for secure networking, which was reverted.  This CL reverts commit r26000 (https://codereview.chromium.org/22732005).

R=iposva@google.com

Committed: https://code.google.com/p/dart/source/detail?r=26581

[Ivan Posva, 2013-08-22 17:36:52]

You will also need to update the DEPS file, no?

-Ivan

[Bill Hesse, 2013-08-22 17:44:13]

On 2013/08/22 17:36:52, Ivan Posva wrote:
> You will also need to update the DEPS file, no?
> 
> -Ivan

That is https://codereview.chromium.org/23060024/

I suppose I could do it in one, if I had a checkout of the entire repository,
rather than separate deps and third_party and dart checkouts, but I don't.

[Ivan Posva, 2013-08-22 17:51:32]

On 2013/08/22 17:44:13, Bill Hesse wrote:
> On 2013/08/22 17:36:52, Ivan Posva wrote:
> > You will also need to update the DEPS file, no?
> > 
> > -Ivan
> 
> That is https://codereview.chromium.org/23060024/
> 
> I suppose I could do it in one, if I had a checkout of the entire repository,
> rather than separate deps and third_party and dart checkouts, but I don't.

LGTM!

I did not see the other review when I sent that comment.

Thanks for the cleanup,
-Ivan

[Bill Hesse, 2013-08-23 08:00:28]

Committed patchset #1 manually as r26581 (presubmit successful).