[libhttpseverywhere: 7/21] updater: Include error message in critical warning

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 5e18ba58b1d3a3235b1ea9cd9f426a34904c35e6
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Mon Oct 24 21:00:01 2016 -0500

    updater: Include error message in critical warning

 src/update.vala |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/update.vala b/src/update.vala
index 7acd1f7..fb22d6b 100644
--- a/src/update.vala
+++ b/src/update.vala
@@ -219,8 +219,8 @@ namespace HTTPSEverywhere {
             try {
                 var f = File.new_for_path(UPDATE_DIR);
                 f.make_directory_with_parents();
-            } catch {
-                critical("Could not create "+UPDATE_DIR+"\n");
+            } catch (Error e) {
+                critical("Could not create %s: %s", UPDATE_DIR, e.message);
             }
 
             lock_update();