Allow to exlude jar in android_standalone_library.

build/android/gn/to_json.py

Index: build/android/gn/to_json.py
diff --git a/build/android/gn/to_json.py b/build/android/gn/to_json.py
new file mode 100755
index 0000000000000000000000000000000000000000..a226c0bfc686b683e99a9119ebec99305d12387a
--- /dev/null
+++ b/build/android/gn/to_json.py
@@ -0,0 +1,16 @@
+#!/usr/bin/env python
+#
+# 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.
+
+"""Transform the list of arguments to a json list"""
+
+import json
+import sys
+
+def main():
+  print json.dumps(sys.argv[1:])
+
+if __name__ == '__main__':
+  sys.exit(main())