chromium-codecs-ffmpeg-extra-d software package provides chromium-codecs-ffmpeg-extra debug symbols, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install chromium-codecs-ffmpeg-extra-d
chromium-codecs-ffmpeg-extra-d is installed in your system.
Make ensure the chromium-codecs-ffmpeg-extra-d package were installed using the commands given below,
$ sudo dpkg-query -l | grep chromium-codecs-ffmpeg-extra-d*
You will get with chromium-codecs-ffmpeg-extra-d package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Debug packages |
| Package | chromium-codecs-ffmpeg-extra-d |
| Version | 51.0.2704.79-0ubuntu0.16.04.1. |
| Description | chromium-codecs-ffmpeg-extra debug symbols |
| Sub Section | debug |