Renamed enable_printing and printing_mode in *.gyp* and .*gn* files.

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 45 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_browser_cdms = is_android
 
-# Enable printing support and UI. This variable is used to configure which
-# parts of printing will be built. 0 disables printing completely, 1 enables it
-# fully, and 2 enables only the codepath to generate a Metafile (e.g.  usually
-# a PDF or EMF) and disables print preview, cloud print, UI, etc.
-if (is_android) {
-  printing_mode = 2
-} else {
-  printing_mode = 1
-}
+# Enable printing support and UI.
+enable_basic_printing = true
+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 = (is_linux || is_android) &&
   (cpu_arch == "x86" || cpu_arch == "x64" || cpu_arch == "arm")
 
 # Enable notifications everywhere except Android/iOS.
 # Android is http://crbug.com/115320
@@ skipping 82 matching lines @@
 # ChromeVox, which can then be enabled via a command-line switch.
 enable_chromevox_next = false
 
 # Use brlapi from brltty for braille display support.
 use_brlapi = is_chromeos
 
 # Option controlling the use of GConf (the classic GNOME configuration
 # system).
 # TODO(GYP) also require !embedded to enable.
 use_gconf = is_linux && !is_chromeos