UserAgent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.80 Safari/537.36

Steps to reproduce the problem:
1. chromium-browser -user-data-dir="$HOME/.chrome-test" --disable-gpu --headless --print-to-pdf=tmp/test.pdf https://www.google.com/

2. observe terminal output
3. 

What is the expected behavior?
No GPU error

What went wrong?
$ chromium-browser -user-data-dir="$HOME/.chrome-test" --disable-gpu --headless --print-to-pdf=tmp/test.pdf https://www.google.com/
[1211/223707.217810:ERROR:gpu_process_transport_factory.cc(980)] Lost UI shared context.

Did this work before? N/A 

Chrome version: 71.0.3578.80  Channel: stable
OS Version: 
Flash Version: