Running /usr/bin/gnome-screenshot does nothing

[Dan Dascalescu]

Fresh install of Ubuntu 18.04. Running `gnome-screenshot` does nothing.

I would expect it to display the prompt. In other words, `--interactive` should be the default switch, rather than a no-op.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: gnome-screenshot 3.25.0-0ubuntu2
ProcVersionSignature: Ubuntu 4.15.0-43.46-generic 4.15.18
Uname: Linux 4.15.0-43-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Tue Jan 1 19:14:57 2019
ExecutablePath: /usr/bin/gnome-screenshot
InstallationDate: Installed on 2018-12-31 (2 days ago)
InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
ProcEnviron:
 SHELL=/bin/bash
 XDG_RUNTIME_DIR=<set>
 PATH=(custom, no user)
 LANG=en_US.UTF-8
SourcePackage: gnome-screenshot
UpgradeStatus: No upgrade log present (probably fresh install)