Add specific headless_shell_win.cc and headless_content_main_delegate_win.cc

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("//build/util/process_version.gni")
 import("//headless/headless.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 import("//printing/features/features.gni")
 import("//testing/test.gni")
@@ skipping 545 matching lines @@
 
 if (is_win) {
   # Headless library with only browser dependencies. This is used when no child
   # dependencies are needed in the target (e.g. chrome:main_dll).
   static_library("headless_shell_browser_lib") {
     sources = [
       "app/headless_shell.cc",
       "app/headless_shell.h",
       "app/headless_shell_switches.cc",
       "app/headless_shell_switches.h",
+      "app/headless_shell_win.cc",
       "app/shell_navigation_request.cc",
       "app/shell_navigation_request.h",
       "lib/browser/headless_content_browser_client.cc",
       "lib/browser/headless_content_browser_client.h",
       "public/headless_shell.h",
     ]
 
     if (is_multi_dll_chrome) {
       defines = [ "CHROME_MULTIPLE_DLL_BROWSER" ]
       sources += [
@@ skipping 20 matching lines @@
   }
 
   # Headless library with child specific dependencies (e.g., renderer). This
   # is used when no browser depencendies are needed (e.g. chrome:child_dll).
   static_library("headless_shell_child_lib") {
     sources = [
       "app/headless_shell.cc",
       "app/headless_shell.h",
       "app/headless_shell_switches.cc",
       "app/headless_shell_switches.h",
+      "app/headless_shell_win.cc",
       "app/shell_navigation_request.cc",
       "app/shell_navigation_request.h",
       "public/headless_shell.h",
     ]
 
     if (is_multi_dll_chrome) {
       defines = [ "CHROME_MULTIPLE_DLL_CHILD" ]
       sources += [
         "lib/browser/headless_web_contents_impl.cc",
         "lib/browser/headless_web_contents_impl.h",
@@ skipping 81 matching lines @@
 
 executable("headless_example") {
   sources = [
     "app/headless_example.cc",
   ]
 
   deps = [
     ":headless_shell_lib",
   ]
 }