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

build/android/play_services/preprocess.py

Index: build/android/play_services/preprocess.py
diff --git a/build/android/play_services/preprocess.py b/build/android/play_services/preprocess.py
index e109898fd2104255600625447933991f7e18be5c..07057296e1eb36c23abedface2d3f5efe7311db8 100755
--- a/build/android/play_services/preprocess.py
+++ b/build/android/play_services/preprocess.py
@@ -61,6 +61,7 @@ import zipfile
 from datetime import datetime
 
 sys.path.append(os.path.join(os.path.dirname(__file__), os.pardir))
+import devil_chromium
 from devil.utils import cmd_helper
 from play_services import utils
 from pylib.utils import argparse_utils
@@ -103,6 +104,8 @@ def main():
 
   args = parser.parse_args()
 
+  devil_chromium.Initialize()
+
   return ProcessGooglePlayServices(args.repository,
                                    args.out_dir,
                                    args.config_file,