Revert of Adds bot_update to depot_tools.

infra/recipe_modules/gclient/example.py

Index: infra/recipe_modules/gclient/example.py
diff --git a/infra/recipe_modules/gclient/example.py b/infra/recipe_modules/gclient/example.py
deleted file mode 100644
index d0aedcdf67f8382633bc94e0bb212839fe332daa..0000000000000000000000000000000000000000
--- a/infra/recipe_modules/gclient/example.py
+++ /dev/null
@@ -1,51 +0,0 @@
-# Copyright 2013 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 = [
-  'gclient',
-  'recipe_engine/path',
-  'recipe_engine/properties',
-]
-
-def RunSteps(api):
-  src_cfg = api.gclient.make_config(GIT_MODE=True)
-  soln = src_cfg.solutions.add()
-  soln.name = 'src'
-  soln.url = 'https://chromium.googlesource.com/chromium/src.git'
-  soln.revision = api.properties.get('revision')
-  src_cfg.parent_got_revision_mapping['parent_got_revision'] = 'got_revision'
-  api.gclient.c = src_cfg
-  api.gclient.checkout()
-
-  api.gclient.spec_alias = 'WebKit'
-  bl_cfg = api.gclient.make_config()
-  soln = bl_cfg.solutions.add()
-  soln.name = 'WebKit'
-  soln.url = 'svn://svn.chromium.org/blink/trunk'
-  bl_cfg.revisions['third_party/WebKit'] = '123'
-
-  # Use safesync url for lkgr.
-  soln.safesync_url = 'https://blink-status.appspot.com/lkgr'
-
-  bl_cfg.got_revision_mapping['src/blatley'] = 'got_blatley_revision'
-  api.gclient.checkout(
-      gclient_config=bl_cfg,
-      with_branch_heads=True,
-      cwd=api.path['slave_build'].join('src', 'third_party'))
-
-  api.gclient.break_locks()
-
-  del api.gclient.spec_alias
-
-  api.gclient.runhooks()
-
-  assert not api.gclient.is_blink_mode
-
-
-def GenTests(api):
-  yield api.test('basic')
-
-  yield api.test('revision') + api.properties(revision='abc')
-
-  yield api.test('tryserver') + api.properties.tryserver()