Clean up some copy/paste in a test.

pkg/analyzer/test/generated/resolver_test.dart

Index: pkg/analyzer/test/generated/resolver_test.dart
diff --git a/pkg/analyzer/test/generated/resolver_test.dart b/pkg/analyzer/test/generated/resolver_test.dart
index 1a6c459aa6b6f2a92c3abaf4d78a5b9ea58023c3..b51be7fd29ec97c53abb3da25a75eb60c498236f 100644
--- a/pkg/analyzer/test/generated/resolver_test.dart
+++ b/pkg/analyzer/test/generated/resolver_test.dart
@@ -8371,7 +8371,7 @@ class ResolverTestCase extends EngineTestCase {
   }
 
   /**
-   * 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.
    */
@@ -8384,6 +8384,17 @@ class ResolverTestCase extends EngineTestCase {
   }
 
   /**
+   * 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