win: Add NoImportLibrary flag for ninja generator

test/win/importlib/noimplib.gyp

Index: test/win/importlib/noimplib.gyp
diff --git a/test/win/importlib/noimplib.gyp b/test/win/importlib/noimplib.gyp
new file mode 100644
index 0000000000000000000000000000000000000000..0245058a996b486723feea00e159668e474a19a7
--- /dev/null
+++ b/test/win/importlib/noimplib.gyp
@@ -0,0 +1,16 @@
+# Copyright (c) 2015 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': 'no_import_library',
+      'type': 'loadable_module',
+      'msvs_settings': {
+        'NoImportLibrary': 'true',
+      },
+      'sources': ['dll_no_exports.cc'],
+    },
+  ]
+}