[DO NOT MERGE] Revert the "traffic stats log convert to pcap" mechanism

Since we already disable this mechanism in B5/R3.
So we remove it.

Bug: 179620905
Test: Build pass. Basic function work.
Change-Id: I7b224bc9b2c77ec2e96e2360476406e2f39f8308
(cherry picked from commit 8a4ff031ab022309212b342fdb939090e7fd101f)
2 files changed