Merge "Add a functionality to disable the spell checker"

            throw new IllegalArgumentException("Locale should not be null if you don't refer"

                    + " settings.");

        }

        if (referToSpellCheckerLanguageSettings && !isSpellCheckerEnabled()) {

            return null;

        }

        final SpellCheckerInfo sci;

        try {

            sci = sService.getCurrentSpellChecker(null);