// prefs for leacy features
pref("extensions.treestyletab.tabbar.hideAlltabsButton.horizontal", false);
pref("extensions.treestyletab.tabbar.hideAlltabsButton.vertical",   true);
pref("extensions.treestyletab.tabbar.transparent.partialTransparency", "0.25");

// for compatibility with old FoxSplitter.
pref("extensions.treestyletab.tabbar.position.subbrowser.enabled", false);