Rename & rework is_chromeos

build/config/features.gni

 # Copyright 2014 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.
 
 # This file contains UI-related build flags. It should theoretically be in the
 # src/ui directory and only things that depend on the ui module should get the
 # definitions.
 #
 # However, today we have many "bad" dependencies on some of these flags from,
 # e.g. base, so they need to be global.
@@ skipping 29 matching lines @@
 
 # libudev usage. This currently only affects the content layer.
 use_udev = is_linux
 
 # Enable the spell checker.
 enable_spellcheck = !is_android
 
 enable_pepper_cdms = enable_plugins && (is_linux || is_mac || is_win)
 
 # Enable basic printing support and UI.
-enable_basic_printing = !is_chromeos
+enable_basic_printing = !is_chromeos_ui
 
 # Enable printing with print preview. It does not imply
 # enable_basic_printing. It's possible to build Chrome with preview only.
 enable_print_preview = !is_android
 
 # The seccomp-bpf sandbox is only supported on three architectures
 # currently.
 # Do not disable seccomp_bpf anywhere without talking to
 # security@chromium.org!
 use_seccomp_bpf =
@@ skipping 44 matching lines @@
 #   https://sites.google.com/a/chromium.org/dev/developers/how-tos/compact-language-detector-cld-data-source-configuration
 cld2_data_source = "static"
 
 # Enables support for background apps.
 enable_background = !is_ios && !is_android
 
 enable_task_manager = !is_ios && !is_android
 
 use_cups = is_desktop_linux || is_mac
 
-enable_themes = !is_android && !is_chromeos
+enable_themes = !is_android && !is_chromeos_ui
 
 # TODO(scottmg) remove this when we've fixed printing.
 win_pdf_metafile_for_printing = true
 
 enable_captive_portal_detection = !is_android && !is_ios
 
 # Enables use of the session service, which is enabled by default.
 # Android stores them separately on the Java side.
 enable_session_service = !is_android && !is_ios
 
 # Whether we are using the rlz library or not.  Platforms like Android send
 # rlz codes for searches but do not use the library.
-enable_rlz = is_chrome_branded && (is_win || is_mac || is_ios || is_chromeos)
+enable_rlz = is_chrome_branded && (is_win || is_mac || is_ios || is_chromeos_ui)
 
 enable_plugin_installation = is_win || is_mac
 
 enable_app_list = !is_ios && !is_android
 
 enable_managed_users = !is_ios
 
 enable_service_discovery = enable_mdns || is_mac
 
 enable_autofill_dialog = !is_ios && !is_android
 
 enable_wifi_bootstrapping = is_win || is_mac