Removes the class matching @name from @line.
A faster version of this function is available via [method@GutterLines.remove_qclass] for situations where the #GQuark is known ahead of time.
a line number starting from zero
a class name
See Implementation
Removes the class matching @name from @line.
A faster version of this function is available via [method@GutterLines.remove_qclass] for situations where the #GQuark is known ahead of time.