Add a new function for getting a deterministic machine ID

chrome/chrome_browser.gypi

 # Copyright 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': {
     # All .cc, .h, .m, and .mm files under browser except for:
     # * tests and mocks.
     # * code below browser/chromeos
     # * code below browser/extensions
@@ skipping 1066 matching lines @@
       'browser/hang_monitor/hang_crash_dump_win.h',
       'browser/hang_monitor/hung_plugin_action.cc',
       'browser/hang_monitor/hung_plugin_action.h',
       'browser/hang_monitor/hung_window_detector.cc',
       'browser/hang_monitor/hung_window_detector.h',
       'browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.cc',
       'browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.h',
       'browser/renderer_context_menu/spellchecker_submenu_observer_hunspell.cc',
     ],
     'chrome_browser_non_win_sources': [
+      'browser/prefs/tracked/device_id_stub.cc',
       'browser/profiles/profile_shortcut_manager_stub.cc',
     ],
     # Sources (generally "desktop OS importers") used only on Mac & Windows.
     'chrome_browser_win_mac_sources': [
       'browser/media_galleries/fileapi/iapps_data_provider.cc',
       'browser/media_galleries/fileapi/iapps_data_provider.h',
       'browser/media_galleries/fileapi/file_path_watcher_util.cc',
       'browser/media_galleries/fileapi/file_path_watcher_util.h',
       'browser/media_galleries/fileapi/itunes_data_provider.cc',
       'browser/media_galleries/fileapi/itunes_data_provider.h',
@@ skipping 962 matching lines @@
       'browser/prefs/profile_pref_store_manager.h',
       'browser/prefs/proxy_config_dictionary.cc',
       'browser/prefs/proxy_config_dictionary.h',
       'browser/prefs/proxy_prefs.cc',
       'browser/prefs/proxy_prefs.h',
       'browser/prefs/session_startup_pref.cc',
       'browser/prefs/session_startup_pref.h',
       'browser/prefs/synced_pref_change_registrar.cc',
       'browser/prefs/synced_pref_change_registrar.h',
       'browser/prefs/synced_pref_observer.h',
+      'browser/prefs/tracked/device_id_win.cc',
+      'browser/prefs/tracked/device_id.h',
       'browser/prefs/tracked/dictionary_hash_store_contents.cc',
       'browser/prefs/tracked/dictionary_hash_store_contents.h',
       'browser/prefs/tracked/hash_store_contents.h',
       'browser/prefs/tracked/interceptable_pref_filter.cc',
       'browser/prefs/tracked/interceptable_pref_filter.h',
       'browser/prefs/tracked/pref_hash_calculator.cc',
       'browser/prefs/tracked/pref_hash_calculator.h',
       'browser/prefs/tracked/pref_hash_filter.cc',
       'browser/prefs/tracked/pref_hash_filter.h',
       'browser/prefs/tracked/pref_hash_store.h',
@@ skipping 1618 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/sync_file_system/drive_backend',
             'proto_out_dir': 'chrome/browser/sync_file_system/drive_backend',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],
   ],
 }