i18n 'Error handling incoming message'

// FREEBIE

_locales/en/messages.json

@@ -45,6 +45,9 @@
     "incomingKeyConflict": {
       "message": "Received message with unknown identity key. Click to process and display."
     },
+    "incomingError": {
+      "message": "Error handling incoming message."
+    },
     "unsupportedAttachment": {
       "message": "Unsupported attachment type. Click to save.",
       "description": "Displayed for incoming unsupported attachment"

js/models/messages.js

@@ -62,7 +62,7 @@
                 return i18n('incomingKeyConflict');
             }
             if (this.isIncoming() && this.hasErrors()) {
-                return 'Error handling incoming message.';
+                return i18n('incomingError');
             }
 
             return this.get('body');