[Android] Prepare build/android/ for catapult+devil.

build/android/pylib/results/flakiness_dashboard/results_uploader.py

Index: build/android/pylib/results/flakiness_dashboard/results_uploader.py
diff --git a/build/android/pylib/results/flakiness_dashboard/results_uploader.py b/build/android/pylib/results/flakiness_dashboard/results_uploader.py
index 1360b80927d16288541cc98e659fbb6180251858..71fbee19f09f7cc529eb9ffeeee10cc2aa0ad173 100644
--- a/build/android/pylib/results/flakiness_dashboard/results_uploader.py
+++ b/build/android/pylib/results/flakiness_dashboard/results_uploader.py
@@ -13,7 +13,7 @@ import xml
 
 
 from devil.utils import cmd_helper
-from pylib import constants
+from pylib.constants import host_paths
 from pylib.results.flakiness_dashboard import json_results_generator
 from pylib.utils import repo_utils
 
@@ -61,11 +61,11 @@ class JSONResultsGenerator(json_results_generator.JSONResultsGeneratorBase):
       if os.path.exists(os.path.join(in_directory, '.git')):
         return True
       parent = os.path.dirname(in_directory)
-      if parent == constants.DIR_SOURCE_ROOT or parent == in_directory:
+      if parent == host_paths.DIR_SOURCE_ROOT or parent == in_directory:
         return False
       return _is_git_directory(parent)
 
-    in_directory = os.path.join(constants.DIR_SOURCE_ROOT, in_directory)
+    in_directory = os.path.join(host_paths.DIR_SOURCE_ROOT, in_directory)
 
     if not os.path.exists(os.path.join(in_directory, '.svn')):
       if _is_git_directory(in_directory):
@@ -99,7 +99,7 @@ class ResultsUploader(object):
       # This requires passing the actual master name (e.g. 'ChromiumFYI' not
       # 'chromium.fyi').
       from slave import slave_utils # pylint: disable=F0401
-      self._build_name = slave_utils.SlaveBuildName(constants.DIR_SOURCE_ROOT)
+      self._build_name = slave_utils.SlaveBuildName(host_paths.DIR_SOURCE_ROOT)
       self._master_name = slave_utils.GetActiveMaster()
     else:
       self._build_name = 'chromium-android'