split(newChunk) {
		for (const chunkGroup of this._groups) {
			chunkGroup.insertChunk(newChunk, this);
			newChunk.addGroup(chunkGroup);
		}
		for (const idHint of this.idNameHints) {
			newChunk.idNameHints.add(idHint);
		}
		newChunk.runtime = mergeRuntime(newChunk.runtime, this.runtime);
	}
@param {Chunk} newChunk the new chunk that will be split out of
@returns {void}