tree 11c998cfc51535a7efa352ac1d882c9a4f6eac21
parent 7e666a574d7ea1a9493d7f9ef8f0c214ae629f7b
author Yiwei Zhang <zzyiwei@google.com> 1542874523 -0800
committer Yiwei Zhang <zzyiwei@google.com> 1543863212 -0800

SF TimeStats: Remove some redundant functions

This change also tunes TimeStats for unittesting purpose.

Bug: 119290000
Test: atest libsurfaceflinger_unittest:TimeStatsTest
Change-Id: I9d9adb589bf4c41d362fa6eab71af094bd82fcb6