Comment # 23 on bug 1015998 from Fabian Vogt

(In reply to Linus Kardell from comment #22)
> (In reply to Fabian Vogt from comment #21)
> > (In reply to Linus Kardel from comment #20)
> > > Since nothing seems to be happening here, and this bug causes lot's of
> > > crashes, it would probably be best to remove the patch until someone can get
> > > around to fixing it.
> > 
> > Just disable e10s or remove kmozillahelper in the meanwhile.
> 
> There doesn't seem to be a package called kmozillahelper in Leap. Though
> there seems to be one in Tumbleweed.

Yes, the older KDE4 based package is called mozilla-kde4-integration.