Move FilePathWatcher to base/files.

base/base.gypi

 # Copyright (c) 2011 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.
 
 {
   'target_defaults': {
     'variables': {
       'base_target': 0,
     },
     'target_conditions': [
@@ skipping 70 matching lines @@
           'file_util_mac.mm',
           'file_util_posix.cc',
           'file_util_win.cc',
           'file_util_proxy.cc',
           'file_util_proxy.h',
           'file_version_info.h',
           'file_version_info_mac.h',
           'file_version_info_mac.mm',
           'file_version_info_win.cc',
           'file_version_info_win.h',
+          'files/file_path_watcher.cc',
+          'files/file_path_watcher.h',
+          'files/file_path_watcher_linux.cc',
+          'files/file_path_watcher_mac.cc',
+          'files/file_path_watcher_win.cc',
           'fix_wp64.h',
           'float_util.h',
           'foundation_utils_mac.h',
           'global_descriptors_posix.cc',
           'global_descriptors_posix.h',
           'gtest_prod_util.h',
           'hash_tables.h',
           'id_map.h',
           'json/json_reader.cc',
           'json/json_reader.h',
@@ skipping 293 matching lines @@
               'event_recorder_stubs.cc',
               'file_descriptor_shuffle.cc',
               'message_pump_libevent.cc',
               # Not using sha1_win.cc because it may have caused a
               # regression to page cycler moz.
               'sha1_win.cc',
               'string16.cc',
               'debug/trace_event.cc',
             ],
           },],
+          ['OS=="freebsd" or OS=="openbsd"', {
+            'sources!': [
+              'base/files/file_path_watcher_linux.cc',
+            ],
+            'sources': [
+              'base/files/file_path_watcher_stub.cc',
+            ],
+          }],
         ],
       }],
     ],
   },
   'targets': [
     {
       'target_name': 'base',
       'type': '<(library)',
       'msvs_guid': '1832A374-8A74-4F9E-B536-69A699B3E165',
       'variables': {
@@ skipping 343 matching lines @@
             'third_party/xdg_mime/xdgmimemagic.c',
             'third_party/xdg_mime/xdgmimemagic.h',
             'third_party/xdg_mime/xdgmimeparent.c',
             'third_party/xdg_mime/xdgmimeparent.h',
           ],
         },
       ],
     }],
   ],
 }