[gnome-shell] [placeDisplay] Show a message when unmount fails

[Florian Müllner <fmuellner src gnome org>]

commit cc8a95572e66db974af52234f5b9cf1daafc02db
Author: Florian Müllner <fmuellner src gnome org>
Date:   Wed Mar 10 15:25:08 2010 +0100

    [placeDisplay] Show a message when unmount fails
    
    When an unmount operation fails, the only feedback given currently
    is an exception on stderr. Use the infoBar to display an error
    message and allow the user to retry the operation.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=612200

 js/ui/placeDisplay.js |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/js/ui/placeDisplay.js b/js/ui/placeDisplay.js
index 9e3ed87..67da06c 100644
--- a/js/ui/placeDisplay.js
+++ b/js/ui/placeDisplay.js
@@ -97,7 +97,14 @@ PlaceDeviceInfo.prototype = {
     },
 
     _removeFinish: function(o, res, data) {
-        this._mount.unmount_finish(res);
+        try {
+            this._mount.unmount_finish(res);
+        } catch (e) {
+            let message = _("Failed to unmount '%s'").format(o.get_name());
+            Main.overview.infoBar.setMessage(message,
+                                             Lang.bind(this, this.remove),
+                                             _("Retry"));
+        }
     }
 };