works around an emma bug, so the code coverage works in java 7
works around an emma bug, so the code coverage works in java 7

naixx/threetenbp,pepyakin/threetenbp,ThreeTen/threetenbp,naixx/threetenbp,ThreeTen/threetenbp,jnehlmeier/threetenbp,jnehlmeier/threetenbp,pepyakin/threetenbp