veyron/runtimes/google/vtrace: Add start and end times to spans.

Change-Id: I0a4a48d3918a369b4260f1faf469d41ddc2a6bc0
5 files changed
tree: 0809201bcfa13a645baea1079ec23b6e75727f22
  1. lib/
  2. profiles/
  3. runtimes/
  4. security/
  5. services/
  6. tools/