Fixed Display::initialize so it does not crash for devices that do not support PS 2.0. The crash occurs when createDevice attempts to dereference mD3d9, which is NULL. Review URL: http://codereview.appspot.com/1956042 git-svn-id: https://angleproject.googlecode.com/svn/trunk@382 736b8ea6-26fd-11df-bfd4-992fa37f6226