Remove unnecessary v8.h include from chrome/browser/.

chrome/browser/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/features.gni")
 import("//build/config/ui.gni")
 import("//extensions/features/features.gni")
 import("//media/media_options.gni")
 import("//printing/features/features.gni")
 import("//third_party/protobuf/proto_library.gni")
@@ skipping 117 matching lines @@
     "//ui/events/devices",
     "//ui/events/platform",
     "//ui/file_manager",
     "//ui/keyboard:mojom",
     "//ui/message_center",
     "//ui/surface",
     "//ui/views",
     "//ui/views/controls/webview",
     "//ui/web_dialogs",
     "//url",
-    "//v8",
   ]
 
   data_deps = [
     "//ash/autoclick/mus:accessibility_autoclick",
   ]
 
   allow_circular_includes_from = [ "//chrome/browser/extensions" ]
 
   sources = [
     "../supervised_user/chromeos/manager_password_service.cc",
@@ skipping 1665 matching lines @@
     "policy/proto/chrome_device_policy.proto",
     "policy/proto/install_attributes.proto",
   ]
 }
 
 proto_library("attestation_proto") {
   sources = [
     "attestation/attestation_key_payload.proto",
   ]
 }