Fix path to test.dart in analyzer test for it.

tests/standalone/io/test_harness_analyzer_test.dart

Index: tests/standalone/io/test_harness_analyzer_test.dart
diff --git a/tests/standalone/io/test_harness_analyzer_test.dart b/tests/standalone/io/test_harness_analyzer_test.dart
index f2a2b40d8a13185e3811bede1a5a29898ce246b0..350cbd9971ef1c6415a165f77d9aba2d2c8c0f22 100644
--- a/tests/standalone/io/test_harness_analyzer_test.dart
+++ b/tests/standalone/io/test_harness_analyzer_test.dart
@@ -2,7 +2,7 @@
 // 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.
 
-import '../../../tools/test.dart' as test_dart;
+import '../../../tools/testing/dart/main.dart' as test_dart;
 import '../../../tools/testing/dart/launch_browser.dart' as launch_browser;
 
 // The purpose of this test is to run the analyzer on it and make sure our