tree 5a36f5c3bcb57115f50475f831a4ada4bffb4c97
parent a8a99ae82f857991a98f932c62b807cdd9eed05e
author Patrick Venture <venture@google.com> 1541792061 -0800
committer Patrick Venture <venture@google.com> 1542314926 -0800

data handler: add open method

Add open method to data handler object.  The exact purpose of this
method will vary by transport mechanism.

Change-Id: I3d1fa3914e010ac7590455ae3f948a1d9d5cee4b
Signed-off-by: Patrick Venture <venture@google.com>