Remove all .gyp and .gypi files.

build/android/dex_action.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 an action to provide a rule that dexes
-# compiled java files. If proguard_enabled == "true" and CONFIGURATION_NAME ==
-# "Release", then it will dex the proguard_enabled_input_path instead of the
-# normal dex_input_paths/dex_generated_input_paths.
-#
-# To use this, create a gyp target with the following form:
-#  {
-#    'action_name': 'some name for the action'
-#    'actions': [
-#      'variables': {
-#        'dex_input_paths': [ 'files to dex (when proguard is not used) and add to input paths' ],
-#        'dex_generated_input_dirs': [ 'dirs that contain generated files to dex' ],
-#
-#        # For targets that use proguard:
-#        'proguard_enabled': 'true',
-#        'proguard_enabled_input_path': 'path to dex when using proguard',
-#      },
-#      'includes': [ 'relative/path/to/dex_action.gypi' ],
-#    ],
-#  },
-#
-
-{
-  'message': 'Creating dex file: <(output_path)',
-  'variables': {
-    'dex_input_paths': [],
-    'dex_generated_input_dirs': [],
-    'proguard_enabled%': 'false',
-    'proguard_enabled_input_path%': '',
-    'dex_no_locals%': 0,
-    'dex_additional_options': [],
-  },
-  'inputs': [
-    '<(DEPTH)/build/android/gyp/util/build_utils.py',
-    '<(DEPTH)/build/android/gyp/util/md5_check.py',
-    '<(DEPTH)/build/android/gyp/dex.py',
-    '>@(dex_input_paths)',
-  ],
-  'outputs': [
-    '<(output_path)',
-    '<(output_path).inputs',
-  ],
-  'action': [
-    'python', '<(DEPTH)/build/android/gyp/dex.py',
-    '--dex-path=<(output_path)',
-    '--android-sdk-tools=<(android_sdk_tools)',
-    '--configuration-name=<(CONFIGURATION_NAME)',
-    '--proguard-enabled=>(proguard_enabled)',
-    '--proguard-enabled-input-path=<(proguard_enabled_input_path)',
-    '--no-locals=>(dex_no_locals)',
-    '>@(dex_additional_options)',
-    '>@(dex_input_paths)',
-    '>@(dex_generated_input_dirs)',
-  ]
-}