src/third_party/devtools/node_modules/core-js/proposals/set-methods.js

require('../modules/esnext.set.difference');
require('../modules/esnext.set.intersection');
require('../modules/esnext.set.is-disjoint-from');
require('../modules/esnext.set.is-subset-of');
require('../modules/esnext.set.is-superset-of');
require('../modules/esnext.set.union');
require('../modules/esnext.set.symmetric-difference');