Update from https://crrev.com/305340

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 76 matching lines @@
 
 use_dbus = is_linux
 
 enable_extensions = (!is_android && !is_ios)
 
 # Variable safe_browsing is used to control the build time configuration for
 # safe browsing feature. Safe browsing can be compiled in 3 different levels: 0
 # disables it, 1 enables it fully, and 2 enables only UI and reporting features
 # without enabling phishing and malware detection. This is useful to integrate
 # a third party phishing/malware detection to existing safe browsing logic.
-if (is_android) {
-  safe_browsing_mode = 2
-} else if (is_ios) {
+if (is_ios) {
   safe_browsing_mode = 0
 } else {
   safe_browsing_mode = 1
 }
 
 enable_configuration_policy = true
 
 # Enables support for background apps.
 enable_background = !is_ios && !is_android
 
@@ skipping 42 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