Revert "Work around new clang compiler warning."

external/google-benchmark was upgraded and this workaround is not needed any more.
This reverts commit e6a5b02f30239ab8568a15017f5bec8d896d0b5d.

Bug: 38322617
Change-Id: Id8874487f0907aa5828097a458398d4863222dbc
1 file changed