ninja windows: support resource only DLLs

test/win/rc-build/hello.gyp

 # Copyright (c) 2012 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'targets': [
     {
       'target_name': 'with_resources',
       'type': 'executable',
       'msvs_settings': {
@@ skipping 24 matching lines @@
         },
         'VCResourceCompilerTool': {
           'Culture' : '1033',
         },
       },
       'sources': [
         'hello.cpp',
         'subdir/hello2.rc',
       ],
     },
+    {
+      'target_name': 'resource_only_dll',
+      'type': 'shared_library',
+      'msvs_settings': {
+        'VCLinkerTool': {
+          'ResourceOnlyDLL': 'true',
+        },
+      },
+      'sources': [
+        'hello.rc',
+      ],
+    },
   ],
 }