tree 69e10fc78043f03b45e4b5408608e33efb0c8565
parent 72ff0485a181016acd4a7cf307890b35a01ff9f8
author Hui Su <huisu@google.com> 1559083965 -0700
committer Hui Su <huisu@google.com> 1559161854 +0000

Dynamically allocate memory for level stats

Only allocate memory for level related stats when necessary.

Change-Id: If04aec82480db99f56c86076efcc069606fc1149