depot_tools: import bot_update gclient git rietveld tryserver recipe modules (reland #1)

recipe_modules/tryserver/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 = [
+  'recipe_engine/path',
+  'recipe_engine/platform',
+  'recipe_engine/properties',
+  'recipe_engine/python',
+  'tryserver',
+]
+
+
+def RunSteps(api):
+  api.path['checkout'] = api.path['slave_build']
+  api.tryserver.maybe_apply_issue()
+  api.tryserver.get_files_affected_by_patch()
+
+  if api.tryserver.is_tryserver:
+    api.tryserver.set_subproject_tag('v8')
+
+  api.tryserver.set_patch_failure_tryjob_result()
+  api.tryserver.set_compile_failure_tryjob_result()
+  api.tryserver.set_test_failure_tryjob_result()
+  api.tryserver.set_invalid_test_results_tryjob_result()
+
+  with api.tryserver.set_failure_hash():
+    api.python.failing_step('fail', 'foo')
+
+
+def GenTests(api):
+  yield (api.test('with_svn_patch') +
+         api.properties(patch_url='svn://checkout.url'))
+
+  yield (api.test('with_git_patch') +
+         api.properties(
+              patch_storage='git',
+              patch_project='v8',
+              patch_repo_url='http://patch.url/',
+              patch_ref='johndoe#123.diff'))
+
+  yield (api.test('with_rietveld_patch') +
+         api.properties.tryserver())
+
+  yield (api.test('with_wrong_patch') + api.platform('win', 32))