[Sync] Move //sync to //components/sync.

sync/sync_android.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.
-
-{
-  'conditions': [
-    ['OS == "android"', {
-      'targets': [
-        {
-          # GN: //sync/android:sync_java
-          'target_name': 'sync_java',
-          'type': 'none',
-          'variables': {
-            'java_in_dir': '../sync/android/java',
-          },
-          'dependencies': [
-            'model_type_java',
-            'stop_source_java',
-            'sync_jni_headers',
-            '../base/base.gyp:base_java',
-            '../net/net.gyp:net_java',
-            '../third_party/android_tools/android_tools.gyp:google_play_services_javalib',
-            '../third_party/cacheinvalidation/cacheinvalidation.gyp:cacheinvalidation_javalib',
-            '../third_party/jsr-305/jsr-305.gyp:jsr_305_javalib',
-          ],
-          'includes': [ '../build/java.gypi' ],
-        },
-        {
-          'target_name': 'sync_jni_headers',
-          'type': 'none',
-          'sources': [
-            'android/java/src/org/chromium/sync/ModelTypeHelper.java',
-          ],
-          'variables': {
-            'jni_gen_package': 'sync',
-          },
-          'includes': [ '../build/jni_generator.gypi' ],
-        },
-        # GN: //sync/android:java_enums
-        {
-          'target_name': 'model_type_java',
-          'type': 'none',
-          'variables': {
-            'source_file': 'internal_api/public/base/model_type.h',
-          },
-          'includes': [ '../build/android/java_cpp_enum.gypi' ],
-        },
-        {
-          'target_name': 'stop_source_java',
-          'type': 'none',
-          'variables': {
-            'source_file': 'internal_api/public/base/stop_source.h',
-          },
-          'includes': [ '../build/android/java_cpp_enum.gypi' ],
-        },
-      ],
-    }],
-  ],
-}