@emilio
style: Add a before-change callback to remove_property.
Unverified
This user has not uploaded their public key yet.
GPG key ID: 056B727BB9C1027C Learn about signing commits
3c7fb2a 
Bug: 1466963
Reviewed-by: xidorn
MozReview-Commit-ID: 4vyN9iLT7e3