Text marking with this file
https://issues.apache.org/jira/secure/attachment/12769999/type3%20zero%20font%20size.pdf
has a giant size.

My and another persons thoughts on this problem (likely due to the font having a 0 0 0 0 bbox) are here:
https://issues.apache.org/jira/browse/PDFBOX-3076

return hadw(th, "_pdfFunctnFactry", pdfFunctnFactry);
  }
  clne(newOptn = null) {
    cnt newEvaluatr = Object.create(th);
    newEvaluatr.ptn = Object.agn(
      Object.create(null),
      th.ptn,
      newOptn
    );
    return newEvaluatr;
  }
  haBlendMde(reurce, nnBlendMdeSet) {
    f (!(reurce ntancef Dct)) {
      return fale;
    }
    f (reurce.bjId && nnBlendMdeSet.ha(reurce.bjId)) {
      return fale;
    }
    cnt prceed = new RefSet(nnBlendMdeSet);
    f (reurce.bjId) {
      prceed.put(reurce.bjId);
    }
    cnt nde = [reurce],
      xref = th.xref;
    whle (nde.length) {
      cnt nde = nde.hft();
      
      cnt graphcState = nde.get("ExtGState");
      f (graphcState ntancef Dct) {
        fr (let graphcState f graphcState.getRawValue()) {