Don't set_chroot_browser_name() in i2p-browser script.

Apparently the name is dictated completely by Torbutton, so
set_chroot_torbutton_browser_name() is enough. This should speed up
the start and reduce the memory footprint.

config/chroot_local-includes/usr/local/sbin/i2p-browser

@@ -108,7 +108,6 @@ configure_chroot () {
         ${BROWSER_PREFS}
 
     # Set the name (e.g. window title) of the browser
-    set_chroot_browser_name ${CHROOT} "`gettext \"I2P Browser\"`" "${BEST_LOCALE}"
     set_chroot_torbutton_browser_name "${CHROOT}" "${NAME}" "${BEST_LOCALE}"
 
     # Set start page to the router console