Make headless_shell target compile for Windows

headless/BUILD.gn

 # Copyright 2015 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/chrome_build.gni")
 import("//headless/headless.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 import("//testing/test.gni")
 import("//tools/grit/grit_rule.gni")
 import("//tools/grit/repack.gni")
@@ skipping 267 matching lines @@
     "//services/service_manager/public/cpp",
     "//third_party/mesa:osmesa",
     "//ui/aura",
     "//ui/base",
     "//ui/compositor",
     "//ui/display",
     "//ui/events/devices",
     "//url",
   ]
 
+  if (is_win) {
+    deps += [
+      "//build/win:default_exe_manifest",
+      "//content:sandbox_helper_win",
+      "//sandbox",
+    ]
+  }
+
   if (headless_use_embedded_resources) {
     deps += [ ":embed_resources" ]
     sources += [
       "$root_gen_dir/headless/embedded_resource_pak.cc",
       "$root_gen_dir/headless/embedded_resource_pak.h",
     ]
   } else {
     deps += [ ":pak" ]
   }
 
@@ skipping 114 matching lines @@
     "app/headless_shell_switches.cc",
     "app/headless_shell_switches.h",
     "app/shell_navigation_request.cc",
     "app/shell_navigation_request.h",
     "public/headless_shell.h",
   ]
 
   deps = [
     "//headless:headless_lib",
   ]
+
+  configs += [ ":headless_implementation" ]
 }
 
 executable("headless_shell") {
   sources = [
     "app/headless_shell_main.cc",
   ]
 
   deps = [
     "//headless:headless_shell_lib",
   ]
+
+  configs += [ ":headless_implementation" ]
 }