These macros were introduced in 2018. See
https://github.com/google/googletest/commit/c5f08bf.
Mark mocks "override" where needed and move
"-Wno-inconsistent-missing-override" to gmock_all_test since
googletest/googlemock/test/gmock-function-mocker_test.cc doesn't always
specify "override" on mocks.
Change-Id: Icdc0a0ac986ab8d8d904173d093096c8f666ec04
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/3079439
Reviewed-by: Mark Mentovai <mark@chromium.org>
Commit-Queue: Mark Mentovai <mark@chromium.org>