crosswalk-project/crosswalk — pull request #1153 by junmin-zhu (2013-11-20 08:42:42+00:00)
Title: [Android] packaging tool fails to run on Windows host.

It's because the ant on Windows would crunch the following flags
when the current flag is set with null, which would cause the
packaging stage failed. This is only a issue on Windows host.
Fix it with setting the flag with white space.