Delete old recipe module files.

BUG=

Review URL: https://codereview.chromium.org/1654603002

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@298491 0039d316-1c4b-4281-b951-d872f2087c98

recipe_modules/depot_tools/__init__.py

-DEPS = []

recipe_modules/depot_tools/api.py

-# Copyright (c) 2015 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.
-
-"""Entry point for interacting with depot_tools from recipes."""
-
-from recipe_engine import recipe_api
-
-class DepotToolsApi(recipe_api.RecipeApi):
-  @property
-  def gclient_py(self):
-    return self.package_resource('gclient.py')

recipe_modules/depot_tools/example.expected/basic.json

-[
-  {
-    "cmd": [
-      "python",
-      "-u",
-      "RECIPE_PACKAGE[depot_tools]/gclient.py",
-      "--help"
-    ],
-    "cwd": "[SLAVE_BUILD]",
-    "name": "gclient help"
-  },
-  {
-    "name": "$result",
-    "recipe_result": null,
-    "status_code": 0
-  }
-]
\ No newline at end of file

recipe_modules/depot_tools/example.py

-# Copyright (c) 2015 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/python',
-  'depot_tools',
-]
-
-def RunSteps(api):
-  api.python('gclient help', api.depot_tools.gclient_py, ['--help'])
-
-def GenTests(api):
-  yield api.test('basic')