Clean up some copy/paste in a test.

pkg/analyzer/test/generated/resolver_test.dart

 // Copyright (c) 2014, 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 analyzer.test.generated.resolver_test;
 
 import 'dart:collection';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/token.dart';
@@ skipping 8353 matching lines @@
               errorCode == HintCode.UNUSED_CATCH_STACK ||
               errorCode == HintCode.UNUSED_LOCAL_VARIABLE)) {
         continue;
       }
       errorListener.onError(error);
     }
     errorListener.assertErrorsWithCodes(expectedErrorCodes);
   }
 
   /**
-   * Asserts that [code] has errors with the given error codes.
+   * Asserts that [code] verifies, but has errors with the given error codes.
    *
    * Like [assertErrors], but takes a string of source code.
    */
   // TODO(rnystrom): Use this in more tests that have the same structure.
   void assertErrorsInCode(String code, List<ErrorCode> errors) {
     Source source = addSource(code);
     computeLibrarySourceErrors(source);
     assertErrors(source, errors);
     verify([source]);
   }
 
   /**
+   * Asserts that [code] has errors with the given error codes.
+   *
+   * Like [assertErrors], but takes a string of source code.
+   */
+  void assertErrorsInUnverifiedCode(String code, List<ErrorCode> errors) {
+    Source source = addSource(code);
+    computeLibrarySourceErrors(source);
+    assertErrors(source, errors);
+  }
+
+  /**
    * Assert that no errors have been reported against the given source.
    *
    * @param source the source against which no errors should have been reported
    * @throws AnalysisException if the reported errors could not be computed
    * @throws AssertionFailedError if any errors have been reported
    */
   void assertNoErrors(Source source) {
     assertErrors(source);
   }
 
@@ skipping 9101 matching lines @@
 
   void _resolveTestUnit(String code) {
     testCode = code;
     testSource = addSource(testCode);
     LibraryElement library = resolve2(testSource);
     assertNoErrors(testSource);
     verify([testSource]);
     testUnit = resolveCompilationUnit(testSource, library);
   }
 }