/usr/share/kde4/apps/kdeplasma-addons/mediabuttonsrc is in plasma-widgets-addons 4:4.14.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | [General]
Ignore=kmix,k3b,ghb,xbmc,flashplayer,audex,kmediafactory,kdenlive,avidemux-qt4,mkvinfo,mkvmergegui,guvcview,pavucontrol,avidemux-qt,devede,kid3
[Aliases]
amarok=amarok_containers
mpd=qmpdclient,sonata,quimup,qtmpc
dragonplayer=Dragon
|