CrOS: Use local Chromite checkout for configs.

scripts/slave/recipe_modules/chromite/test_api.py

Index: scripts/slave/recipe_modules/chromite/test_api.py
diff --git a/scripts/slave/recipe_modules/chromite/test_api.py b/scripts/slave/recipe_modules/chromite/test_api.py
new file mode 100644
index 0000000000000000000000000000000000000000..cce615989597a7cf8084f302d10226b13df046ff
--- /dev/null
+++ b/scripts/slave/recipe_modules/chromite/test_api.py
@@ -0,0 +1,19 @@
+# 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.
+
+import base64
+import hashlib
+
+from recipe_engine import recipe_test_api
+
+DEPS = [
+    'gitiles',
+]
+
+class ChromiteTestApi(recipe_test_api.RecipeTestApi):
+  def seed_chromite_config(self, data, branch='master'):
+    """Seeds step data for the Chromite configuration fetch.
+    """
+    return self.m.step.step_data('read chromite config',
+        self.m.json.output(data))