Add headless resources to Windows platform, now that's enabled

chrome/chrome_paks.gni

Index: chrome/chrome_paks.gni
diff --git a/chrome/chrome_paks.gni b/chrome/chrome_paks.gni
index 4e303dca2d4a4c9282a16a607661cda076d5e5ea..f9117f24fffef6ff688bb308446af577d6dd76f7 100644
--- a/chrome/chrome_paks.gni
+++ b/chrome/chrome_paks.gni
@@ -138,6 +138,7 @@ template("chrome_extra_paks") {
         "$root_gen_dir/chrome/settings_resources.pak",
         "$root_gen_dir/chrome/sync_file_system_internals_resources.pak",
         "$root_gen_dir/content/browser/devtools/devtools_resources.pak",
+        "$root_gen_dir/headless/headless_lib_resources.pak",
       ]
       deps += [
         "//chrome/browser/resources:component_extension_resources",
@@ -145,6 +146,7 @@ template("chrome_extra_paks") {
         "//chrome/browser/resources:settings_resources",
         "//chrome/browser/resources:sync_file_system_internals_resources",
         "//content/browser/devtools:devtools_resources",
+        "//headless:resources",
       ]
     }
     if (is_chromeos) {
@@ -157,10 +159,6 @@ template("chrome_extra_paks") {
         "//ui/file_manager:resources",
       ]
     }
-    if (is_linux || is_mac) {
-      sources += [ "$root_gen_dir/headless/headless_lib_resources.pak" ]
-      deps += [ "//headless:resources" ]
-    }
     if (enable_extensions) {
       sources += [
         "$root_gen_dir/extensions/extensions_renderer_resources.pak",