Remove unnecessary indirection for old gmock.

gmock was updated to 1.8, which now supports move-only type return.
Thus, we no longer need the workaround for it.

BUG=735779
TEST=Ran trybots.

Change-Id: I6c4f5037c4ca04e374431b3a487ee75f8d633692
Reviewed-on: https://chromium-review.googlesource.com/549535
Reviewed-by: Vaclav Brozek <vabr@chromium.org>
Reviewed-by: Miguel Casas <mcasas@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
Reviewed-by: Thomas Anderson <thomasanderson@chromium.org>
Reviewed-by: Yoshiki Iguchi <yoshiki@chromium.org>
Reviewed-by: Ryo Hashimoto <hashimoto@chromium.org>
Reviewed-by: Colin Blundell <blundell@chromium.org>
Commit-Queue: Hidehiko Abe <hidehiko@chromium.org>
Cr-Commit-Position: refs/heads/master@{#483069}

CrOS-Libchrome-Original-Commit: 8d38f6b3a62d7dfee52859ff283cccc2e7effa19
2 files changed
tree: 46dc748ac774f9fe43373f8881f6a62950399995
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/