Removes files from //build that we don't need

build/jar_file_jni_generator.gypi

-# Copyright (c) 2012 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 generate jni bindings for system Java-files in a consistent manner.
-#
-# To use this, create a gyp target with the following form:
-# {
-#   'target_name': 'android_jar_jni_headers',
-#   'type': 'none',
-#   'variables': {
-#     'jni_gen_package': 'chrome',
-#     'input_java_class': 'java/io/InputStream.class',
-#   },
-#   'includes': [ '../build/jar_file_jni_generator.gypi' ],
-# },
-#
-# Optional variables:
-#  input_jar_file - The input jar file, if omitted, android_sdk_jar will be used.
-
-{
-  'variables': {
-    'jni_generator': '<(DEPTH)/base/android/jni_generator/jni_generator.py',
-    # A comma separated string of include files.
-    'jni_generator_includes%': (
-        'base/android/jni_generator/jni_generator_helper.h'
-    ),
-    'native_exports%': '--native_exports_optional',
-  },
-  'actions': [
-    {
-      'action_name': 'generate_jni_headers_from_jar_file',
-      'inputs': [
-        '<(jni_generator)',
-        '<(input_jar_file)',
-        '<(android_sdk_jar)',
-      ],
-      'variables': {
-        'java_class_name': '<!(basename <(input_java_class)|sed "s/\.class//")',
-        'input_jar_file%': '<(android_sdk_jar)'
-      },
-      'outputs': [
-        '<(SHARED_INTERMEDIATE_DIR)/<(jni_gen_package)/jni/<(java_class_name)_jni.h',
-      ],
-      'action': [
-        '<(jni_generator)',
-        '-j',
-        '<(input_jar_file)',
-        '--input_file',
-        '<(input_java_class)',
-        '--output_dir',
-        '<(SHARED_INTERMEDIATE_DIR)/<(jni_gen_package)/jni',
-        '--includes',
-        '<(jni_generator_includes)',
-        '--optimize_generation',
-        '<(optimize_jni_generation)',
-        '<(native_exports)',
-      ],
-      'message': 'Generating JNI bindings from  <(input_jar_file)/<(input_java_class)',
-      'process_outputs_as_sources': 1,
-    },
-  ],
-  # This target exports a hard dependency because it generates header
-  # files.
-  'hard_dependency': 1,
-}