Remove patch_url from bot_update.

recipe_modules/bot_update/example.py

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 DEPS = [
   'bot_update',
   'gclient',
   'recipe_engine/path',
   'recipe_engine/properties',
 ]
@@ skipping 66 matching lines @@
       buildername='Linux Builder',
       slavename='totallyaslave-m1',
       output_manifest=True,
   )
   yield api.test('tryjob') + api.properties(
       mastername='tryserver.chromium.linux',
       buildername='linux_rel',
       slavename='totallyaslave-c4',
       issue=12345,
       patchset=654321,
-      patch_url='http://src.chromium.org/foo/bar'
+      rietveld='https://rietveld.example.com/',
   )
   yield api.test('trychange') + api.properties(
       mastername='tryserver.chromium.linux',
       buildername='linux_rel',
       slavename='totallyaslave-c4',
       refs=['+refs/change/1/2/333'],
   )
   yield api.test('trychange_oauth2') + api.properties(
       mastername='tryserver.chromium.linux',
       buildername='linux_rel',
       slavename='totallyaslave-c4',
       oauth2=True,
   )
   yield api.test('tryjob_fail') + api.properties(
       mastername='tryserver.chromium.linux',
       buildername='linux_rel',
       slavename='totallyaslave-c4',
       issue=12345,
       patchset=654321,
-      patch_url='http://src.chromium.org/foo/bar',
+      rietveld='https://rietveld.example.com/',
   ) + api.step_data('bot_update', retcode=1)
   yield api.test('tryjob_fail_patch') + api.properties(
       mastername='tryserver.chromium.linux',
       buildername='linux_rel',
       slavename='totallyaslave-c4',
       issue=12345,
       patchset=654321,
-      patch_url='http://src.chromium.org/foo/bar',
+      rietveld='https://rietveld.example.com/',
       fail_patch='apply',
   ) + api.step_data('bot_update', retcode=88)
   yield api.test('tryjob_fail_patch_download') + api.properties(
       mastername='tryserver.chromium.linux',
       buildername='linux_rel',
       slavename='totallyaslave-c4',
       issue=12345,
       patchset=654321,
-      patch_url='http://src.chromium.org/foo/bar',
+      rietveld='https://rietveld.example.com/',
       fail_patch='download'
   ) + api.step_data('bot_update', retcode=87)
   yield api.test('forced') + api.properties(
       mastername='experimental',
       buildername='Experimental Builder',
       slavename='somehost',
       force=1
   )
   yield api.test('no_shallow') + api.properties(
       mastername='experimental',
@@ skipping 30 matching lines @@
       gerrit_no_rebase_patch_ref=True,
       gerrit_no_reset=1,
       test_apply_gerrit_ref=True,
   )
   yield api.test('tryjob_v8') + api.properties(
       mastername='tryserver.chromium.linux',
       buildername='linux_rel',
       slavename='totallyaslave-c4',
       issue=12345,
       patchset=654321,
-      patch_url='http://src.chromium.org/foo/bar',
+      rietveld='https://rietveld.example.com/',
       patch_project='v8',
       revisions={'src/v8': 'abc'}
   )
   yield api.test('tryjob_v8_head_by_default') + api.properties.tryserver(
       patch_project='v8',
   )
   yield api.test('tryjob_gerrit_angle') + api.properties.tryserver_gerrit(
       full_project_name='angle/angle',
   )