--- a/mobile/android/chrome/browser.properties
+++ b/mobile/android/chrome/browser.properties
@@ -118,16 +118,25 @@ desktopNotification.dontAskAgain=Ne plus
 
 # New Tab Popup
 # LOCALIZATION NOTE (newtabpopup, newprivatetabpopup): Semi-colon list of plural forms.
 # See: http://developer.mozilla.org/en/docs/Localization_and_Plurals
 # #1 number of tabs
 newtabpopup.opened=Nouvel onglet ouvert;#1 nouveaux onglets ouverts
 newprivatetabpopup.opened=Nouvel onglet de navigation privée ouvert;#1 nouveaux onglets de navigation privée ouverts
 
+# Undo close tab toast
+# LOCALIZATION NOTE (undoCloseToast.message): This message appears in a toast
+# when the user closes a tab. %S is the title of the tab that was closed.
+undoCloseToast.message=Fermé : %S
+
+# LOCALIZATION NOTE (undoCloseToast.action2): Ideally, this string is short (it's a
+# button label) and upper-case, to match Google and Android's convention.
+undoCloseToast.action2=ANNULER
+
 # Offline web applications
 offlineApps.ask=Autoriser %S à stocker des données sur votre appareil pour un usage hors connexion ?
 offlineApps.dontAskAgain=Ne plus demander pour ce site
 offlineApps.allow=Autoriser
 offlineApps.dontAllow2=Interdire
 
 # LOCALIZATION NOTE (offlineApps.storeOfflineData): Label that will be used in
 # site settings dialog.