tree 7129060009e90ff6ccc9fa2517687323e7609d56
parent fad1cd5ff156996a67fb3169a8faaf5f1c9e1a60
author Pavlin Radoslavov <pavlin@onlab.us> 1407792292 -0700
committer Gerrit Code Review <gerrit2@localhost> 1407794982 -0700

Update the TopologyEvents internals to use ImmutableList to store a copy
of the events.

Add unit test that class TopologyEvents is immutable.

Change-Id: Iade68fe43907fbd0eedd0fff86eb5fbb560da9f5