Revert "build: roll infra_paths changes"

scripts/slave/recipe_modules/disk/api.py

 # Copyright 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.
 
 from recipe_engine import recipe_api
 
 
 class DiskApi(recipe_api.RecipeApi):
   """DiskApi contains helper functions for reading disk info."""
 
@@ skipping 12 matching lines @@
         mark the step as WARNING. Defaults to 0.9.
       previous_result (dict): previous result of space_usage call. If passed,
         delta is displayed in step text.
       name (str): step name. Defaults to "disk space usage".
 
     Returns:
       A dict with disk usage info or None if step fails. Dict keys:
         * capacity (float): disk capacity, in MiB.
         * used (float): disk usage, in MiB.
     """
-    path = path or self.m.infra_paths['slave_build']
+    path = path or self.m.path['slave_build']
     name = name or 'disk space usage'
     warning_level = warning_level or 0.9
     kwargs.setdefault(
         'step_test_data',
         lambda: self.m.json.test_api.output_stream(
             self.test_api.space_usage_result()))
 
     if self.m.platform.is_win:
       # Not supported. Feel free to implement.
       return
@@ skipping 22 matching lines @@
       }
     except Exception as ex:
       # Do not fail entire build because of a disk space step failure.
       if step:
         step.presentation.logs['exception'] = ['%r' % ex]
         step.presentation.status = self.m.step.WARNING
       if can_fail_build:
         raise recipe_api.StepFailure('Could not get disk info: %s' % ex)
       return