Translation: use Android's cancel/ok.

Fix #868.

src/main/res/values-fr-rCA/strings.xml

@@ -114,7 +114,6 @@
     <string name="files_two">2 fichiers</string>
     <string name="files_zero">0 fichier</string>
     <string name="generic_add">Ajouter</string>
-    <string name="generic_cancel">Annuler</string>
     <string name="generic_delete_all_confirm_title">Tout supprimer?</string>
     <string name="generic_delete_selected_confirm_title">Supprimer les éléments sélectionnés?</string>
     <string name="generic_description">Description</string>
@@ -123,7 +122,6 @@
     <string name="generic_name">Nom</string>
     <string name="generic_name_line">Nom : %1$s</string>
     <string name="generic_no">Non</string>
-    <string name="generic_ok">OK</string>
     <string name="generic_paused">Suspendue</string>
     <string name="generic_progress_title">Veuillez patienter…</string>
     <string name="generic_recording">Enregistrement en cours…</string>