Removing base::ThreadRestrictions::ScopedAllowIO from icon_manager_linux.cc

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.
 
 {
   'targets': [
     {
       'target_name': 'browser',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 737 matching lines @@
         'browser/history/web_history_service_factory.h',
         'browser/icon_loader.cc',
         'browser/icon_loader.h',
         'browser/icon_loader_android.cc',
         'browser/icon_loader_chromeos.cc',
         'browser/icon_loader_linux.cc',
         'browser/icon_loader_mac.mm',
         'browser/icon_loader_win.cc',
         'browser/icon_manager.cc',
         'browser/icon_manager.h',
-        'browser/icon_manager_android.cc',
-        'browser/icon_manager_chromeos.cc',
-        'browser/icon_manager_linux.cc',
-        'browser/icon_manager_mac.mm',
-        'browser/icon_manager_win.cc',
         'browser/idle.cc',
         'browser/idle.h',
         'browser/idle_android.cc',
         'browser/idle_chromeos.cc',
         'browser/idle_linux.cc',
         'browser/idle_mac.mm',
         'browser/idle_query_linux.cc',
         'browser/idle_query_linux.h',
         'browser/idle_win.cc',
         'browser/image_decoder.cc',
@@ skipping 2349 matching lines @@
             'package_name': 'org/chromium/chrome/browser/ui/toolbar',
             'template_deps': ['browser/ui/toolbar/toolbar_model_security_level_list.h'],
           },
           'includes': [ '../build/android/java_cpp_template.gypi' ],
         },
       ],
      },
     ],
   ],
 }