Merge "Check if public namespace has already been initialized" am: 0756fae4f1 am: 5cd1e6822a am: ddc6a4a0a6
am: db38cb7a7a

* commit 'db38cb7a7a9bd110f057c0a5e28f075d403d482c':
  Check if public namespace has already been initialized

Change-Id: I9a92489891f2630e7183e924a9c61c0d899b4f8c