Adding components to dependencies on iOS.

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 Chrome-feature-related build flags (see ui.gni for
 # UI-related ones). These should theoretically be moved to the build files of
 # the features themselves.
 #
 # However, today we have many "bad" dependencies on some of these flags from,
 # e.g. base, so they need to be global to match the GYP configuration. Also,
@@ skipping 124 matching lines @@
 # libudev usage. This currently only affects the content layer.
 use_udev = is_linux && !is_chromecast
 
 # Enable the spell checker.
 enable_spellcheck = !is_ios
 
 # Use the operating system's spellchecker rather than hunspell.
 use_browser_spellchecker = is_android || is_mac
 
 # Enable basic printing support and UI.
-enable_basic_printing = !is_chromeos && !is_chromecast
+enable_basic_printing = !is_chromeos && !is_chromecast && !is_ios
 
 # 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 && !is_chromecast
+enable_print_preview = !is_android && !is_chromecast && !is_ios
 
 # Enables the use of CDMs in pepper plugins.
 enable_pepper_cdms =
     enable_plugins && (is_linux || is_mac || is_win) && !is_chromecast
 
 # 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) &&
@@ skipping 45 matching lines @@
 # Option controlling the use of GConf (the classic GNOME configuration
 # system).
 use_gconf = is_linux && !is_chromeos && !is_chromecast
 
 # Whether to back up data before sync.
 enable_pre_sync_backup = is_win || is_mac || (is_linux && !is_chromeos)
 
 # Enable WebVR support by default on Android
 # Still requires command line flag to access API
 enable_webvr = is_android