Replace tracked_objects::Location with base::Location.

Part 4/4 to replace these namespace qualifications.

TBR=dcheng@chromium.org

Bug: 763556
Cq-Include-Trybots: master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
Change-Id: I31d6c69d73111165fb1bd8294cd0fe4e18ce96bd
Reviewed-on: https://chromium-review.googlesource.com/662561
Commit-Queue: Brett Wilson <brettw@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Brett Wilson <brettw@chromium.org>
Cr-Commit-Position: refs/heads/master@{#501199}

CrOS-Libchrome-Original-Commit: 9c36199b07fb675032904d2ebc1fd38dd13b1948
3 files changed
tree: 0fee884b4cf350b208d5f09ce2bf19f1ef856d39
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/