Remove WebKit's validate-committer-lists script.

Remove WebKit's validate-committer-lists script.

We haven't used WebKit's committer list for anything in a long time.

BUG=none

Committed: https://crrev.com/cd0ab74ff27c0449592fb99cbeb987784010f194
Cr-Commit-Position: refs/heads/master@{#360588}

[Nico, 2015-11-19 05:45:23]

thakis@chromium.org changed reviewers:
+ dpranke@chromium.org

[Nico, 2015-11-19 05:45:24]

last one

[Nico, 2015-11-19 05:47:31]

https://codereview.chromium.org/1455883005/diff/1/third_party/WebKit/Tools/Sc...
File third_party/WebKit/Tools/Scripts/validate-committer-lists (left):

https://codereview.chromium.org/1455883005/diff/1/third_party/WebKit/Tools/Sc...
third_party/WebKit/Tools/Scripts/validate-committer-lists:42: from
webkitpy.common.system.deprecated_logging import log, error
(none of these modules exist any more, so if I try and run this script it dies
up here with an "can't find import")

[Dirk Pranke, 2015-11-19 08:49:36]

lgtm

[Nico, 2015-11-19 15:31:37]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2015-11-19 15:33:21]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1455883005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1455883005/1

[commit-bot: I haz the power, 2015-11-19 15:45:58]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-19 15:48:21]

Patchset 1 (id:??) landed as
https://crrev.com/cd0ab74ff27c0449592fb99cbeb987784010f194
Cr-Commit-Position: refs/heads/master@{#360588}