Remove base::Tuple

base::Tuple has been an alias of std::tuple for the migration. And this
CL completes the migration by:
 - Replace base::Tuple with std::tuple,
 - Replace base::MakeTuple with std::make_tuple,
 - Replace base::get with std::get,
 - Remove base::Tuple, base::MakeTuple, base::get and base::MakeRefTuple

BUG=554987
CQ_INCLUDE_TRYBOTS=tryserver.chromium.linux:linux_site_isolation

Review-Url: https://codereview.chromium.org/2023243002
Cr-Commit-Position: refs/heads/master@{#397652}


CrOS-Libchrome-Original-Commit: 1068f1bea70e391d918f3b517a535ab297beaee4
4 files changed
tree: 0b92e6abd5fbcd0debfb3922f3bf3d67f3f74544
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/