git cl archive: Add "--dry-run" and "--notags" flags.

git cl archive: Add "--dry-run" and "--notags" flags.

This CL adds a couple flags to "git cl archive".
dry-run: Lists the cleanup tasks, but exits before any changes are
made to Git.
notags: Deletes branches only; does not create archival tags.

R=tandrii@chromium.org,groby@chromium.org
BUG=

Committed: https://chromium.googlesource.com/chromium/tools/depot_tools/+/9249e01b702c6fe86f089ae0a8769a0f673b4a93

[groby-ooo-7-16, 2016-08-23 18:30:27]

You are awesome and you should feel awesome! Thank you!

LGTM

[tandrii(chromium), 2016-08-23 18:41:49]

(LGTM + awesome feature + awesome tests) % (1 comment)

https://codereview.chromium.org/2276663002/diff/1/tests/git_cl_test.py
File tests/git_cl_test.py (right):

https://codereview.chromium.org/2276663002/diff/1/tests/git_cl_test.py#newcod...
tests/git_cl_test.py:1760: class MockChangelist():
this thing is being copy-pasted in this file like 5th time now. Can you move it
out of individual test_methods and to the top level, so as to avoid copy-pasta?

[Kevin M, 2016-08-23 18:58:06]

The CQ bit was checked by kmarshall@chromium.org

[Kevin M, 2016-08-23 18:58:06]

The patchset sent to the CQ was uploaded after l-g-t-m from groby@chromium.org,
tandrii@chromium.org
Link to the patchset: https://codereview.chromium.org/2276663002/#ps20001
(title: "test copypasta--;")

[commit-bot: I haz the power, 2016-08-23 18:58:11]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[tandrii(chromium), 2016-08-23 18:59:59]

lgtm

[commit-bot: I haz the power, 2016-08-23 19:02:21]

Description was changed from

==========
git cl archive: Add "--dry-run" and "--notags" flags.

This CL adds a couple flags to "git cl archive".
dry-run: Lists the cleanup tasks, but exits before any changes are
made to Git.
notags: Deletes branches only; does not create archival tags.

R=tandrii@chromium.org,groby@chromium.org
BUG=
==========

to

==========
git cl archive: Add "--dry-run" and "--notags" flags.

This CL adds a couple flags to "git cl archive".
dry-run: Lists the cleanup tasks, but exits before any changes are
made to Git.
notags: Deletes branches only; does not create archival tags.

R=tandrii@chromium.org,groby@chromium.org
BUG=

Committed:
https://chromium.googlesource.com/chromium/tools/depot_tools/+/9249e01b702c6f...
==========

[commit-bot: I haz the power, 2016-08-23 19:02:24]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/chromium/tools/depot_tools/+/9249e01b702c6f...

[Kevin M, 2016-08-23 21:33:12]

Thanks for the compliments! :)