Binary package “ruby-gdk3-dbg” in ubuntu trusty

GDK 3 bindings for the Ruby language (debugging symbols)

 GDK is a computer graphics library that acts as a wrapper around the
 low-level drawing and windowing functions provided by the underlying
 graphics system. It is mainly use by GTK+ 3.
 This package contains libraries for using GDK 3 with the Ruby programming
 language.
 .
 This package contains the debugging symbols.