[all-commits] [llvm/llvm-project] 857759: Revert "[Support] Add file lock/unlock functions"

[Serge Pavlov via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 8577595e03faf740ee0cfae1bbb2d0ff6f4e4516
      https://github.com/llvm/llvm-project/commit/8577595e03faf740ee0cfae1bbb2d0ff6f4e4516
  Author: Serge Pavlov <sepavloff at gmail.com>
  Date:   2020-06-03 (Wed, 03 Jun 2020)

  Changed paths:
    M llvm/include/llvm/Support/FileSystem.h
    M llvm/lib/Support/Unix/Path.inc
    M llvm/lib/Support/Windows/Path.inc
    M llvm/unittests/Support/Path.cpp

  Log Message:
  -----------
  Revert "[Support] Add file lock/unlock functions"

This reverts commit f51bc4fb60fbcef26d18eff549fc68307fd46489.
It broke the Solaris buildbots (Builder clang-solaris11-sparcv9 Build #5494
<http://lab.llvm.org:8014/builders/clang-solaris11-sparcv9/builds/54).