base::CommandLine: Replace use of wstring with string16.

wstring is deprecated in Chromium. Since all the code in CommandLine
using wstring is Windows-only, string16 is equivalent.

This change is necessary to avoid a presubmit warning when touching the
CommandLine code.

BUG=416785

Review URL: https://codereview.chromium.org/602253006

Cr-Commit-Position: refs/heads/master@{#297608}


CrOS-Libchrome-Original-Commit: c9e499ed9ecf90352c57e85811869c70a9bce7cc
2 files changed
tree: d54d68c2091b18d665702f0667c56db09be1193f
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/