Unreviewed, rolling out r121821.

Unreviewed, rolling out r121821.
http://trac.webkit.org/changeset/121821
https://bugs.webkit.org/show_bug.cgi?id=90551

This patch did not receive a high-quality review and has a
number of errors (Requested by abarth on #webkit).

Patch by Sheriff Bot <webkit.review.bot@gmail.com> on 2012-07-04

* Scripts/webkitpy/common/net/buildbot/buildbot.py:
(Build.results_url):
* Scripts/webkitpy/common/net/buildbot/chromiumbuildbot.py:
(ChromiumBuilder.accumulated_results_url):
* Scripts/webkitpy/layout_tests/port/builders.py:
* Scripts/webkitpy/tool/commands/rebaseline.py:
(AbstractParallelRebaselineCommand.__init__):
(Rebaseline):
(Rebaseline._builder_to_pull_from):
(Rebaseline._tests_to_update):
(Rebaseline.execute):
* Scripts/webkitpy/tool/commands/rebaseline_unittest.py:
(test_rebaseline.mock_builder_to_pull_from):
(test_rebaseline):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@121852 268f45cc-cd09-0410-ab3c-d52691b4dbfc