Move FilePathWatcher class from browser/... to common/...

chrome/chrome_common.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': {
       'chrome_common_target': 0,
     },
     'target_conditions': [
       ['chrome_common_target==1', {
         'include_dirs': [
           '..',
         ],
         'conditions': [
           ['OS=="win"', {
             'include_dirs': [
               '<(DEPTH)/third_party/wtl/include',
             ],
           }],
+          ['OS!="linux"', {
+            'sources!': [
+              'common/file_path_watcher/file_path_watcher_inotify.cc',
+            ],
+          }],
+          ['OS=="freebsd" or OS=="openbsd"', {
+            'sources': [
+              'common/file_path_watcher/file_path_watcher_stub.cc',
+            ],
+          }],
         ],
         'sources': [
           # .cc, .h, and .mm files under chrome/common that are used on all
           # platforms, including both 32-bit and 64-bit Windows.
           # Test files are not included.
           'common/about_handler.cc',
           'common/about_handler.h',
           'common/app_mode_common_mac.h',
           'common/app_mode_common_mac.mm',
           'common/auto_start_linux.cc',
@@ skipping 16 matching lines @@
           'common/content_restriction.h',
           'common/content_settings.cc',
           'common/content_settings.h',
           'common/content_settings_helper.cc',
           'common/content_settings_helper.h',
           'common/content_settings_types.h',
           'common/devtools_messages.cc',
           'common/devtools_messages.h',
           'common/dom_storage_messages.cc',
           'common/dom_storage_messages.h',
+          'common/file_path_watcher/file_path_watcher.cc',
+          'common/file_path_watcher/file_path_watcher.h',
+          'common/file_path_watcher/file_path_watcher_inotify.cc',
+          'common/file_path_watcher/file_path_watcher_mac.cc',
+          'common/file_path_watcher/file_path_watcher_win.cc',
           'common/font_config_ipc_linux.cc',
           'common/font_config_ipc_linux.h',
           'common/geoposition.cc',
           'common/geoposition.h',
           'common/gfx_resource_provider.cc',
           'common/gfx_resource_provider.h',
           'common/gpu_feature_flags.cc',
           'common/gpu_feature_flags.h',
           'common/guid.cc',
           'common/guid.h',
@@ skipping 474 matching lines @@
           'configurations': {
             'Common_Base': {
               'msvs_target_platform': 'x64',
             },
           },
         },
       ],
     }],
   ],
 }