PseudoElementSelector mcsShortcutSelector =
themeModelFactory.createPseudoElementSelector("mcs-shortcut");
PseudoElementSelector afterSelector =
themeModelFactory.createPseudoElementSelector("after");
SelectorSequence sequence = createSelectorSequence(
Arrays.asList(
new Object[] {mcsShortcutSelector, afterSelector}));
MatcherBuilder builder = createMatcherBuilder();
Matcher matcher = builder.getMatcher(sequence);