Make test apks only dex files not in tested apk (proguard version)

build/android/gyp/util/build_utils.py

 # Copyright 2013 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 contextlib
 import fnmatch
 import json
 import os
 import pipes
 import shlex
@@ skipping 62 matching lines @@
   for option_name in required:
     if getattr(options, option_name) is None:
       parser.error('--%s is required' % option_name.replace('_', '-'))
 
 def WriteJson(obj, path, only_if_changed=False):
   old_dump = None
   if os.path.exists(path):
     with open(path, 'r') as oldfile:
       old_dump = oldfile.read()
 
-  new_dump = json.dumps(obj)
+  new_dump = json.dumps(obj, sort_keys=True, indent=2, separators=(',', ': '))
 
   if not only_if_changed or old_dump != new_dump:
     with open(path, 'w') as outfile:
       outfile.write(new_dump)
 
 def ReadJson(path):
   with open(path, 'r') as jsonfile:
     return json.load(jsonfile)
 
 
@@ skipping 94 matching lines @@
 
 
 def PrintWarning(message):
   print 'WARNING: ' + message
 
 
 def PrintBigWarning(message):
   print '*****     ' * 8
   PrintWarning(message)
   print '*****     ' * 8