Add metro driver and delegate_execute to GN build.

win8/metro_driver/BUILD.gn

Index: win8/metro_driver/BUILD.gn
diff --git a/win8/metro_driver/BUILD.gn b/win8/metro_driver/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..519259e2d034e399d712d6cc6400dcbb1cf84b1f
--- /dev/null
+++ b/win8/metro_driver/BUILD.gn
@@ -0,0 +1,128 @@
+# 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/ui.gni")
+import("//chrome/version.gni")
+import("//testing/test.gni")
+
+shared_library("metro_driver") {
+  sources = [
+    "display_properties.cc",
+    "display_properties.h",
+    "metro_driver.cc",
+    "metro_driver.h",
+    "metro_driver_win7.cc",
+    "stdafx.h",
+    "winrt_utils.cc",
+    "winrt_utils.h",
+  ]
+
+  deps = [
+    ":copy_resources",
+    ":version_resources",
+    "//base",
+    "//chrome/common:constants",
+    "//chrome/installer/util",
+    "//crypto",
+    "//ipc",
+    "//sandbox",
+    "//ui/events",
+    "//ui/gfx",
+    "//ui/gfx/geometry",
+    "//ui/metro_viewer",
+    "//url",
+  ]
+
+  if (use_aura) {
+    sources += [
+      "chrome_app_view_ash.cc",
+      "chrome_app_view_ash.h",
+      "direct3d_helper.cc",
+      "direct3d_helper.h",
+      "file_picker_ash.cc",
+      "file_picker_ash.h",
+    ]
+
+    deps += [
+      "//ui/events:gesture_detection",
+      "//win8:metro_viewer_constants",
+      "//win8/metro_driver/ime",
+    ]
+  } else {
+    sources = [
+      "chrome_app_view.cc",
+      "chrome_app_view.h",
+      "chrome_url_launch_handler.cc",
+      "chrome_url_launch_handler.h",
+      "devices_handler.cc",
+      "devices_handler.h",
+      "file_picker.cc",
+      "file_picker.h",
+      "metro_dialog_box.cc",
+      "metro_dialog_box.h",
+      "print_document_source.cc",
+      "print_document_source.h",
+      "print_handler.cc",
+      "print_handler.h",
+      "secondary_tile.cc",
+      "secondary_tile.h",
+      "settings_handler.cc",
+      "settings_handler.h",
+      "toast_notification_handler.cc",
+      "toast_notification_handler.h",
+    ]
+  }
+
+  libs = [
+    "D2D1.lib",
+    "D3D11.lib",
+    "runtimeobject.lib",
+  ]
+
+  ldflags = [
+    "/DELAYLOAD:API-MS-WIN-CORE-WINRT-ERROR-L1-1-0.DLL",
+    "/DELAYLOAD:API-MS-WIN-CORE-WINRT-L1-1-0.DLL",
+    "/DELAYLOAD:API-MS-WIN-CORE-WINRT-STRING-L1-1-0.DLL",
+  ]
+}
+
+process_version("version_resources") {
+  visibility = [ ":*" ]
+  sources = [
+    "metro_driver_dll.ver",
+  ]
+  output = "$target_gen_dir/metro_driver_dll_version.rc"
+  template_file = chrome_version_rc_template
+}
+
+copy("copy_resources") {
+  visibility = [ ":*" ]
+
+  sources = [
+    "resources/Logo.png",
+    "resources/SecondaryTile.png",
+    "resources/SmallLogo.png",
+    "resources/chrome.VisualElementsManifest.xml",
+  ]
+
+  outputs = [
+    "$root_out_dir/{{source_file_part}}",
+  ]
+}
+
+test("metro_driver_unittests") {
+  sources = [
+    "run_all_unittests.cc",
+    "winrt_utils.cc",
+    "winrt_utils.h",
+    "winrt_utils_unittest.cc",
+  ]
+
+  deps = [
+    ":metro_driver",
+    "//base",
+    "//chrome/installer/util",
+    "//testing/gtest",
+  ]
+}