Remove unnecessary `0 +`
Remove unnecessary `0 +`

This unnecessary addition was leftover from ff026c16 where we started
taking 'use strict' into account when importing.

trotzig/import-js,trotzig/import-js,lencioni/import-js,trotzig/import-js,lencioni/import-js,lencioni/import-js,Galooshi/import-js