--- /usr/portage/www-client/chromium/files/chromium-launcher.sh	2010-11-07 20:07:27.000000000 +0100
+++ /usr/portage/www-client/chromium/files/chromium-launcher.sh	2011-01-04 09:13:13.516308407 +0100
@@ -8,6 +8,7 @@
 export CHROME_WRAPPER="`readlink -f "$0"`"
 
 PROGDIR="`dirname "$CHROME_WRAPPER"`"
+PROGNAME="`basename "$0"`"
 
 case ":$PATH:" in
   *:$PROGDIR:*)
@@ -19,7 +20,43 @@
     ;;
 esac
 
+usage () {
+  echo "$PROGNAME [--temp-profile] [options] [URL]"
+  echo
+  echo "        -h or --help            This help screen"
+  echo "        --temp-profile          Start with a new and temporary profile"
+}
+
+want_temp_profile=0
+while [ $# -gt 0 ]; do
+  case "$1" in
+    -h | --help | -help )
+      usage
+      exit 0 ;;
+    --temp-profile )
+      want_temp_profile=1
+      shift ;;
+    -- ) # Stop option processing
+      shift
+      break ;;
+    * )
+      break ;;
+  esac
+done
+
+if [ $want_temp_profile -eq 1 ] ; then
+  TEMP_PROFILE=`mktemp -d`
+  TEMP_PROFILE_FLAG="--user-data-dir=$TEMP_PROFILE"
+fi
+
 # Set the .desktop file name
 export CHROME_DESKTOP="chromium-chromium.desktop"
 
-exec "$PROGDIR/chrome" --extra-plugin-dir=/usr/lib/nsbrowser/plugins "$@"
+if [ $want_temp_profile -eq 0 ] ; then
+  exec "$PROGDIR/chrome" --extra-plugin-dir=/usr/lib/nsbrowser/plugins "$@"
+else
+  # we can't exec here as we need to clean-up the temporary profile
+  "$PROGDIR/chrome" --extra-plugin-dir=/usr/lib/nsbrowser/plugins "$TEMP_PROFILE_FLAG" "$@"
+  rm -rf $TEMP_PROFILE
+fi
+