tree ad7a9005fa5135358c2fbccb577f3a527364a544
parent e05bdb15e519fb0d7575d33cb08ff9e17b117568
author Yang Ni <yangni@google.com> 1461023776 -0700
committer Yang Ni <yangni@google.com> 1461170976 -0700

Made Element accessors thread-safe

Bug: 28177082
Change-Id: I8f3f2d8ce559e93cba29f8eedd5b95d1389deb23
(cherry picked from commit 33703f0c4e9b16bda5fd72e71d7d89359ee0db17)