Update our copy of xdg-utils to 2010-08-30, and include a patched xdg-mime.

third_party/xdg-utils/scripts/xdg-settings.in

 #!/bin/sh
 #---------------------------------------------
 #   xdg-settings
 #
 #   Utility script to get various settings from the desktop environment.
 #
 #   Refer to the usage() function below for usage.
 #
 #   Copyright 2009, Google Inc.
 #
@@ skipping 200 matching lines @@
 
 # Reads the KDE browser setting, compensating for a bug in some versions of kreadconfig.
 read_kde_browser()
 {
     browser="`kreadconfig --file kdeglobals --group General --key BrowserApplication`"
     if [ "$browser" ]; then
         echo "$browser"
     fi
     # kreadconfig in KDE 4 may not notice Key[$*]=... localized settings, so check
     # by hand if it didn't find anything (oddly kwriteconfig works fine though).
-    kdeglobals="${KDE_HOME:-$HOME/.kde}/share/config/kdeglobals"
+    kdeglobals_dir=`kde${KDE_SESSION_VERSION}-config --path config  | cut -d ':' -f 1`
+    kdeglobals="$kdeglobals_dir/kdeglobals"
     [ ! -f "$kdeglobals" ] && return
     # This will only take the first value if there is more than one.
     grep '^BrowserApplication\[$[^]=]*\]=' "$kdeglobals" | head -n 1 | cut -d= -f 2-
 }
 
 get_browser_kde()
 {
     browser="`read_kde_browser`"
     if [ x"$browser" = x ]; then
         # No explicit default browser; KDE will use the MIME type text/html.
@@ skipping 319 matching lines @@
     ;;
 
     generic)
     dispatch_generic "$@"
     ;;
 
     *)
     exit_failure_operation_impossible "unknown desktop environment"
     ;;
 esac