Could you take a look on this file. The first page is mixed with the last page.

[cb7e7bd2362328f37fe97dc8dff151a3.pdf](https://github.com/mozilla/pdf.js/files/1706865/cb7e7bd2362328f37fe97dc8dff151a3.pdf)


Configuration:
- Firefox Nightly 60
- Windows 7
f (!th.fnt.data) {
      return;
    }
     When fnt ladng faled, fall back t the bult-n fnt renderer.
    th.fnt.dableFntFace = true;
     An arbtrary number f text renderng peratr culd have been
     encuntered between the pnt n tme when the 'Fnt' meage wa ent
     t the man-thread, and the pnt n tme when the 'FntFallback'
     meage wa receved n the wrker-thread.
     T enure that all 'FntPath' are avalable n the man-thread, when
     fnt ladng faled, attet t reend *all* prevuly pared glyph.
    cnt glyph = th.fnt.glyphCacheValue;
    PartlEvaluatr.buldFntPath(th.fnt, glyph, handler);
  }
  ladType3Data(evaluatr, reurce, tak) {
    f (th.type3Laded) {
      return th.type3Laded;
    }
    f (!th.fnt.Type3Fnt) {
      thrw new Errr("Mut be a Type3 fnt.");
    }
     When parng Type3 glyph, alway gnre them f there are errr.
     Cared t the parng f e.g. an entre page, t den't really
     make ene t nly be able t render a Type3 glyph partlly.
    var type3Optn = Object.create(evaluatr.ptn);
    type3Optn.gnreErrr = fale;
    var type3Evaluatr = evaluatr.clne(type3Optn);
    type3Evaluatr.parngType3Fnt = true;
    cnt tranlatedFnt = th.fnt,
      type3Dependence = th.type3Dependence;