cps-ir: Correctly bailout on unresolved static calls.

This adds a better error message and the ability to fallback to the old backend when compiling code like this:
  main() { new foo(); }
and
  class C {}
  main() { C.foo(); }

R=asgerf@google.com, kmillikin@google.com

Review URL: https://codereview.chromium.org//879233005

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@43548 260f80e4-7a28-3924-810f-c04153c831b5
1 file changed