question: public final void removeHelperText ( @ NonNull final CharSequence helperText ) { ensureNotNull ( helperText , "The helper text may not be null" ) ; ensureNotEmpty ( helperText , "The helper text may not be empty" ) ; helperTexts . remove ( helperText ) ; verifyPasswordStrength ( ) ; }
target:  Removes a specific helper text, which should not be shown, depending on the password strength, anymore.