Convert apk obfuscation to python

build/apk_fake_jar.gypi

 # 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.
 
 # This file is meant to be included into a target to provide a rule
 # to build Java in a consistent manner.
 
 {
   'all_dependent_settings': {
     'variables': {
       'input_jars_paths': ['>(apk_output_jar_path)'],
       'library_dexed_jars_paths': ['>(apk_output_jar_path)'],
     },
   },
-  # Add an action with the appropriate output. This allows the generated
-  # buildfiles to determine which target the output corresponds to.
-  'actions': [
-    {
-      'action_name': 'fake_generate_jar',
-      'inputs': [],
-      'outputs': ['>(apk_output_jar_path)'],
-      'action': [],
-    },
-  ],
 }