Adding Windows service template for Cloud Print connector.

cloud_print/service/win/service.gyp

Index: cloud_print/service/win/service.gyp
===================================================================
--- cloud_print/service/win/service.gyp	(revision 0)
+++ cloud_print/service/win/service.gyp	(revision 0)
@@ -0,0 +1,30 @@
+# Copyright (c) 2012 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.
+{
+  'target_defaults': {
+    'variables': {
+      'chromium_code': 1,
+    },
+    'include_dirs': [
+      '../../..',
+    ],
+  },
+  'targets': [
+    {
+      'target_name': 'cloud_print_service',
+      'type': 'executable',
+      'sources': [
+        'cloud_print_service.cc',
+        'cloud_print_service.h',
+        'cloud_print_service.rc',
+        'resource.h',
+      ],
+      'msvs_settings': {
+        'VCLinkerTool': {
+          'SubSystem': '2',         # Set /SUBSYSTEM:WINDOWS
+        },
+      },
+    },
+  ],
+}