优化ptz

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2024-02-29 454b5a4b87b5c2ffe34f67a53797d6aeb7941995

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// TODO: Remove from `core-js@4`
var defineWellKnownSymbol = require('../internals/well-known-symbol-define');
 
// `Symbol.metadata` well-known symbol
// https://github.com/tc39/proposal-decorators
defineWellKnownSymbol('metadata');