Move NaClModulesHandler to src/extensions

chrome/chrome_common.gypi

 # Copyright (c) 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.
 
 {
   'variables': {
     # File lists shared with GN build.
     'chrome_common_sources': [
       '../apps/app_shim/app_shim_launch.h',
       '../apps/app_shim/app_shim_messages.h',
@@ skipping 402 matching lines @@
           ],
           'include_dirs': [
             '<(DEPTH)/breakpad/src',
           ],
         }],
         ['disable_nacl==0', {
           'dependencies': [
             '<(DEPTH)/components/nacl.gyp:nacl_common',
             '<(DEPTH)/ppapi/native_client/src/trusted/plugin/plugin.gyp:nacl_trusted_plugin',
           ],
-          'sources': [
-            'common/extensions/manifest_handlers/nacl_modules_handler.cc',
-            'common/extensions/manifest_handlers/nacl_modules_handler.h',
-          ],
         }],
         ['enable_printing==0', {
           'sources!': [
             'common/print_messages.cc',
             'common/print_messages.h',
           ]
         }, {
           'dependencies': [
             '<(DEPTH)/printing/printing.gyp:printing',
           ],
@@ skipping 260 matching lines @@
         'common/safe_browsing/csd.proto'
       ],
       'variables': {
         'proto_in_dir': 'common/safe_browsing',
         'proto_out_dir': 'chrome/common/safe_browsing',
       },
       'includes': [ '../build/protoc.gypi' ],
     },
   ],
 }