tree c22d02f2289489295fcfce999e898942cd6ae6f5
parent a7ca40bd70408d96e13abb71f9236000b4650454
author Paul Crowley <paulcrowley@google.com> 1507571721 -0700
committer Paul Crowley <paulcrowley@google.com> 1507581395 -0700

Be more C++. volume UUID should always be std::string.

Test: boots
Bug: 67041047
Change-Id: I36d3944ae8de192703b9ee359900841b833fe3a1