am 5a812d4e: am fe79d62d: Merge "Adding additional null checks to prevent...
am 5a812d4e: am fe79d62d: Merge "Adding additional null checks to prevent crash after task stack view callback is reset. (Bug 18376798)" into lmp-mr1-dev
* commit '5a812d4e':
Adding additional null checks to prevent crash after task stack view callback is reset. (Bug 18376798)