tooltips for preview playback controls
@ensonic
Submitted by Stefan Sauer (gstreamer, gtkdoc dev) Assigned to Stefan Sauer (gstreamer, gtkdoc dev) @ensonic
Description
The preview pane has buttons like
|<< << >
>> >>|
If would be good to have tooltips set to describe them.
Imported from https://bugzilla.gnome.org/show_bug.cgi?id=582379