Respect workerSrc if set
Respect workerSrc if set

Respect user-defined workerSrc over internal overrides.

macroplant/pdf.js,Snuffleupagus/pdf.js,showpad/mozilla-pdf.js,nawawi/pdf.js,Shoobx/pdf.js,showpad/mozilla-pdf.js,Snuffleupagus/pdf.js,macroplant/pdf.js,xavier114fch/pdf.js,nawawi/pdf.js,caremerge/pdf.js,timvandermeij/pdf.js,caremerge/pdf.js,showpad/mozilla-pdf.js,nawawi/pdf.js,mozilla/pdf.js,Shoobx/pdf.js,mozilla/pdf.js,mozilla/pdf.js,timvandermeij/pdf.js,mainegreen/pdf.js,mainegreen/pdf.js,macroplant/pdf.js,mukulmishra18/pdf.js,Snuffleupagus/pdf.js,Shoobx/pdf.js,mukulmishra18/pdf.js,timvandermeij/pdf.js,xavier114fch/pdf.js