Remove VS 2013 from vs_toolchain.py

Chrome has not built with VS 2013 for a while now, so no need to carry
that baggage around as we add VS 2017 support.

Review-Url: https://codereview.chromium.org/2771333002
Cr-Commit-Position: refs/heads/master@{#459876}


CrOS-Libchrome-Original-Commit: e7c0d998d5416b380ffefe1f6acd6126e35d11ed
1 file changed
tree: c90c59aa64e712d35c29b78d7d2dd0eff110e711
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/