message: fix rustc_tests build
diff: @@ -13,6 +13,7 @@ use std::io;
  use rustc::session::Session;
  +use rustc::middle::cstore::CrateStore;
  use rustc_driver::{Compilation, CompilerCalls, RustcDefaultCalls};
  use rustc_driver::driver::{CompileState, CompileController};
  use rustc::session::config::{self, Input, ErrorOutputType};
  @@ -52,11 +53,12 @@ impl<'a> CompilerCalls<'a> for MiriCompilerCalls {
  &mut self,
  matches: &getopts::Matches,
  sess: &Session,
  + cstore: &CrateStore,
  input: &Input,
  odir: &Option<PathBuf>,
  ofile: &Option<PathBuf>
  ) -> Compilation {
  - self.default.late_callback(matches, sess, input, odir, ofile)
  + self.default.late_callback(matches, sess, cstore, input, odir, ofile)
  }
  fn build_controller(&mut self, sess: &Session, matches: &getopts::Matches) -> CompileController<'a> {
  let mut control = self.default.build_controller(sess, matches);
  