atomic: Move define cleanup to shared include

Reviewed-By: Aaron Watry <awatry@gmail.com>
Tested-By: Aaron Watry <awatry@gmail.com>
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 335274
GitOrigin-RevId: eabc110372dab0b150ad8488a93d6d95db620e05
9 files changed