tree 5d726742ebfb2aca8f0d87df8a17b3ef7c1c5b20
parent 12b29a5aa1efa55e73f23307c7db1ec2848d131d
author Simon Que <sque@chromium.org> 1398200832 -0700
committer chrome-internal-fetch <chrome-internal-fetch@google.com> 1398383399 +0000

Avoid null LBR and callchain pointers in sample info

BUG=none
TEST=unit tests pass

Change-Id: Id57505337b4d0a3743367b3f2e563a948bda8548
Signed-off-by: Simon Que <sque@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/196628
Reviewed-by: Emma Rapati <rapati@chromium.org>