Remove unused libxml dependencies.

chromeos/BUILD.gn

 # 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.
 
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//third_party/protobuf/proto_library.gni")
 
 assert(is_chromeos, "Non-ChromeOS builds must not depend on //chromeos")
 
@@ skipping 31 matching lines @@
     "//components/signin/core/account_id",
     "//components/url_formatter",
     "//components/user_manager",
     "//crypto",
     "//crypto:platform",
     "//google_apis",
     "//media/base:video_facing",
     "//net",
     "//skia",  # For components/user_manager
     "//third_party/icu",
-    "//third_party/libxml",
     "//third_party/protobuf:protobuf_lite",
     "//url",
   ]
   sources = gypi_values.chromeos_sources
   defines = [ "CHROMEOS_IMPLEMENTATION" ]
   if (current_cpu == "arm" || current_cpu == "x86") {
     defines += [ "BINDER_IPC_32BIT" ]
   }
 }
 
@@ skipping 166 matching lines @@
   proto_out_dir = "chromeos/cryptohome"
 }
 
 proto_library("authpolicy_proto") {
   sources = [
     "//third_party/cros_system_api/dbus/authpolicy/active_directory_account_data.proto",
   ]
 
   proto_out_dir = "chromeos/dbus/authpolicy"
 }