"No items selected" is not set for translation

[Jiri Grönroos]

http://bazaar.launchpad.net/~pantheon-photos/pantheon-photos/trunk/view/head:/src/sidebar/metadata/MetadataSidebar.vala#L13

private Gtk.Label no_items_label = new Gtk.Label ("No items selected");

line above is not set for translation. See attached screenshot.

ProblemType: Bug
DistroRelease: elementary OS 0.3
Package: pantheon-photos 0.1+r2656+pkg13~ubuntu0.3.1 [origin: LP-PPA-elementary-os-daily]
ProcVersionSignature: Ubuntu 3.13.0-36.63-generic 3.13.11.6
Uname: Linux 3.13.0-36-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.5
Architecture: amd64
CrashDB: pantheon_photos
CurrentDesktop: Pantheon
Date: Wed Oct 8 11:32:58 2014
GSettings:

InstallationDate: Installed on 2014-08-11 (57 days ago)
InstallationMedia: elementary OS 0.3 "Freya" - Daily amd64 (20140810)
SourcePackage: pantheon-photos
UpgradeStatus: No upgrade log present (probably fresh install)