Change asserts to STATIC_ASSERT if they can be checked at compilation time.  Just in the codegen-xxx.cc files on all platforms.
Review URL: http://codereview.chromium.org/3017018

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5121 ce2b1a6d-e550-0410-aec6-3dcde31c8c00