Improve the ProfileInfoCache API.

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 2409 matching lines @@
       'browser/profiles/profile_impl_io_data.h',
       'browser/profiles/profile_info_cache.cc',
       'browser/profiles/profile_info_cache.h',
       'browser/profiles/profile_info_cache_observer.h',
       'browser/profiles/profile_info_interface.h',
       'browser/profiles/profile_io_data.cc',
       'browser/profiles/profile_io_data.h',
       'browser/profiles/profile_list.h',
       'browser/profiles/profile_manager.cc',
       'browser/profiles/profile_manager.h',
+      'browser/profiles/profile_metadata_storage.h',
       'browser/profiles/profile_metrics.cc',
       'browser/profiles/profile_metrics.h',
       'browser/profiles/profile_metrics_mac.mm',
       'browser/profiles/profile_shortcut_manager_win.cc',
       'browser/profiles/profile_shortcut_manager_win.h',
       'browser/profiles/profiles_state.cc',
       'browser/profiles/profiles_state.h',
       'browser/profiles/storage_partition_descriptor.h',
     ],
     'chrome_browser_rlz_sources': [
@@ skipping 1616 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' ]
         },
       ],
     },],
   ],
 }