Android: Remove unneeded RegisterNatives() calls

android_webview/native/webview_native.gyp

 # 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.
 {
   'variables': {
     'chromium_code': 1,
     'protoc_out_dir': '<(SHARED_INTERMEDIATE_DIR)/protoc_out',
   },
   'targets': [
     {
@@ skipping 65 matching lines @@
         'aw_message_port_service_impl.h',
         'aw_metrics_switch.cc',
         'aw_metrics_switch.h',
         'aw_pdf_exporter.cc',
         'aw_pdf_exporter.h',
         'aw_picture.cc',
         'aw_picture.h',
         'aw_quota_manager_bridge_impl.cc',
         'aw_quota_manager_bridge_impl.h',
         'aw_resource.cc',
-        'aw_resource.h',
         'aw_settings.cc',
         'aw_settings.h',
         'aw_web_contents_delegate.cc',
         'aw_web_contents_delegate.h',
         'aw_web_contents_view_delegate.cc',
         'aw_web_contents_view_delegate.h',
         'aw_web_preferences_populater_impl.cc',
         'aw_web_preferences_populater_impl.h',
         'aw_web_resource_response_impl.cc',
         'aw_web_resource_response_impl.h',
@@ skipping 84 matching lines @@
     {
       'target_name': 'android_webview_aw_permission_request_resource',
       'type': 'none',
       'variables': {
         'source_file': 'permission/aw_permission_request.h',
       },
       'includes': [ '../../build/android/java_cpp_enum.gypi' ],
     },
   ],
 }