Extract functions from path recipe module so that step can depend on it

scripts/slave/recipe_modules/skia/api.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.
 
 
 from slave import recipe_api
 from slave import recipe_config_types
 from common.skia import builder_name_schema
 from common.skia import global_constants
 from . import android_flavor
@@ skipping 202 matching lines @@
         self.flavor.create_clean_device_dir(device_path)
         self.flavor.copy_directory_contents_to_device(host_path, device_path)
 
         # Copy the new version file.
         self.flavor.copy_file_to_device(actual_version_file,
                                         device_version_file)
 
   def download_and_copy_images(self):
     """Download test images if needed."""
     # Ensure that the tmp_dir exists.
-    self._run_once(self.m.path.makedirs, 'tmp_dir', self.tmp_dir)
+    self._run_once(self.m.file.makedirs, 'tmp_dir', self.tmp_dir)
 
     # Determine which version we have and which version we want.
     timestamp_file = 'TIMESTAMP_LAST_UPLOAD_COMPLETED'
     url = '/'.join(('gs:/', global_constants.GS_GM_BUCKET, 'skimage', 'input',
                     timestamp_file))
     expected_version = self.m.gsutil.cat(
         url,
         name='cat %s' % timestamp_file,
         version=GSUTIL_VERSION,
         stdout=self.m.raw_io.output()).stdout.rstrip()
 
     test_data = TEST_EXPECTED_SKIMAGE_VERSION
     if self.m.properties.get('test_downloaded_skimage_version'):
       test_data = self.m.properties['test_downloaded_skimage_version']
 
     self._download_and_copy_dir(expected_version,
                                 'SKIMAGE_VERSION',
                                 '/'.join(('skimage', 'input')),
                                 self.images_dir,
                                 self.device_dirs.images_dir,
                                 test_actual_version=test_data)
 
   def download_and_copy_skps(self):
     """Download the SKPs if needed."""
     # Ensure that the tmp_dir exists.
-    self._run_once(self.m.path.makedirs, 'tmp_dir', self.tmp_dir)
+    self._run_once(self.m.file.makedirs, 'tmp_dir', self.tmp_dir)
 
     # Determine which version we have and which version we want.
     version_file = 'SKP_VERSION'
     expected_version_file = self.m.path['checkout'].join(version_file)
     expected_version = self._readfile(expected_version_file,
                                       name='Get expected SKP_VERSION',
                                       test_data=TEST_EXPECTED_SKP_VERSION)
 
     test_data = TEST_EXPECTED_SKP_VERSION
     if self.m.properties.get('test_downloaded_skp_version'):
@@ skipping 257 matching lines @@
     # TryBots are uploaded elsewhere so they can use the same key.
     blacklist = ['role', 'is_trybot']
 
     params = builder_name_schema.DictForBuilderName(self.c.BUILDER_NAME)
     flat = []
     for k in sorted(params.keys()):
       if k not in blacklist:
         flat.append(k)
         flat.append(params[k])
     return flat