Analyzed the problem and tested 30+ times the affected and related tests without problems. Test f...

chrome/chrome_browser.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.
 
 {
   'targets': [
     {
       'target_name': 'browser',
       'type': 'static_library',
       'dependencies': [
@@ skipping 2141 matching lines @@
         'browser/spellchecker/spellchecker_platform_engine.h',
         'browser/spellchecker/spellchecker_win.cc',
         'browser/ssl/ssl_add_cert_handler.cc',
         'browser/ssl/ssl_add_cert_handler.h',
         'browser/ssl/ssl_add_cert_handler_mac.mm',
         'browser/ssl/ssl_blocking_page.cc',
         'browser/ssl/ssl_blocking_page.h',
         'browser/ssl/ssl_error_info.cc',
         'browser/ssl/ssl_error_info.h',
         'browser/ssl_client_certificate_selector.h',
+        'browser/status_icons/desktop_notification_balloon.cc',
+        'browser/status_icons/desktop_notification_balloon.h',
         'browser/status_icons/status_icon.cc',
         'browser/status_icons/status_icon.h',
         'browser/status_icons/status_tray.cc',
         'browser/status_icons/status_tray.h',
         'browser/sync/glue/app_data_type_controller.cc',
         'browser/sync/glue/app_data_type_controller.h',
         'browser/sync/glue/app_notification_data_type_controller.cc',
         'browser/sync/glue/app_notification_data_type_controller.h',
         'browser/sync/glue/autofill_change_processor.cc',
         'browser/sync/glue/autofill_change_processor.h',
@@ skipping 3051 matching lines @@
       'type': 'static_library',
       'sources': [ 'browser/history/in_memory_url_index_cache.proto' ],
       'variables': {
         'proto_in_dir': 'browser/history',
         'proto_out_dir': 'chrome/browser/history',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],
 }