Fix a couple of bugs in VM cctest running.

tools/testing/dart/test_suite.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #library("test_suite");
 
 #import("status_file_parser.dart");
 #import("test_runner.dart");
 #import("multitest.dart");
 
@@ skipping 12 matching lines @@
       var p = new Process.start(runnerPath, ["--list"]);
       StringInputStream stdoutStream = new StringInputStream(p.stdout);
       List<String> tests = new List<String>();
       stdoutStream.lineHandler = () {
         String line = stdoutStream.readLine();
         while (line != null) {
           tests.add(line);
           line = stdoutStream.readLine();
         }
       };
+      p.errorHandler = (error) {
+        print("Failed to list tests: $runnerPath --list");
+        replyTo.send("");
+      };
       p.exitHandler = (code) {
         if (code < 0) {
           print("Failed to list tests: $runnerPath --list");
           replyTo.send("");
         }
         for (String test in tests) {
           replyTo.send(test);
         }
         replyTo.send("");
       };
+      port.close();
     });
   }
 }
 
 
 class CCTestSuite implements TestSuite {
   Map configuration;
   String suiteName;
   String runnerPath;
   List<String> statusFilePaths;
@@ skipping 34 matching lines @@
       // to run.
       var args = [testName];
       args.addAll(TestUtils.standardOptions(configuration));
 
       doTest(new TestCase('$suiteName/$testName',
                           runnerPath,
                           args,
                           configuration,
                           completeHandler,
                           expectations));
-
-      receiveTestName.receive(testNameHandler);
     }
   }
 
   void forEachTest(Function onTest, Map testCache, [Function onDone]) {
     doTest = onTest;
     doDone = (ignore) => (onDone != null) ? onDone() : null;
 
     var filesRead = 0;
     void statusFileRead() {
       filesRead++;
@@ skipping 906 matching lines @@
  * $noCrash tests are expected to be flaky but not crash
  * $pass tests are expected to pass
  * $failOk tests are expected to fail that we won't fix
  * $fail tests are expected to fail that we should fix
  * $crash tests are expected to crash that we should fix
  * $timeout tests are allowed to timeout
 """;
     print(report);
    }
 }