[libFuzzer] Remove lazy counters.

Summary: Lazy counters haven't improved performance for large fuzz targets.

Reviewers: kcc

Reviewed By: kcc

Subscribers: llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D67476

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@373403 91177308-0d34-0410-b5e6-96231b3b80d8
11 files changed