FWIW, at least in America, I think the obama "decrees" may lead to a real change within the RCC in their political leanings. Theologically we will always be worlds apart, but if they shift and become solidly conservative it would be good for America.
I think it's interesting how the most conservative churches are the ones with the least centralized authority structure.
It should take away from his support among self-identified Catholics, but on this policy it seems quite close:
A majority of U.S. Catholics support President Obama’s decision to require religious institutions to include birth control in health insurance plans, according to two new polls. A poll by the Public Religion Research Institute found that support among Catholics at 58 percent, slightly higher than that of the overall public overall at 55 percent. - http://www.drudge.com/news/153629/most-catholics-back-obama-birth-control