hello JasonC, this kind of crash is usually caused by adware/malware on your pc (in particular by a software called "wajam"). please run a full scan of your system with different security tools like the free version of malwarebytes & adwcleaner.

Troubleshoot Firefox issues caused by malware

The crash report flagged these programs;

mpbtetqmlian.dll = No Record Found using 4 search engines

avcuf32.dll is part of BitDefender

nsib.dll = Perion Network = potentially unwanted program

icudt52.dll is part of International Components for Unicode