Start implementing checked mode compile time errors in analyzer.

tools/testing/dart/test_runner.dart

 // Copyright (c) 2012, 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.
 
 /**
  * Classes and methods for executing tests.
  *
  * This module includes:
  * - Managing parallel execution of tests, including timeout checks.
  * - Evaluating the output of each test as pass/fail/crash/timeout.
@@ skipping 1423 matching lines @@
     // Handle crashes and timeouts first
     if (hasCrashed) return Expectation.CRASH;
     if (hasTimedOut) return Expectation.TIMEOUT;
 
     // Get the errors/warnings from the analyzer
     List<String> errors = [];
     List<String> warnings = [];
     parseAnalyzerOutput(errors, warnings);
 
     // Handle errors / missing errors
-    if (testCase.hasCompileError) {
-      // Don't use [TestCase.expectCompileError] since the analyzer does not
-      // (currently) report checked-mode only compile time errors.
+    if (testCase.expectCompileError) {
       if (errors.length > 0) {
         return Expectation.PASS;
       }
       return Expectation.MISSING_COMPILETIME_ERROR;
     }
     if (errors.length > 0) {
       return Expectation.COMPILETIME_ERROR;
     }
 
     // Handle static warnings / missing static warnings
@@ skipping 1496 matching lines @@
     }
   }
 
   void eventAllTestsDone() {
     for (var listener in _eventListener) {
       listener.allDone();
     }
     _allDone();
   }
 }