Expose field data, use class id, and merge all collections into "objects"

tests/standalone/vmservice/isolate_bad_class_test.dart

Index: tests/standalone/vmservice/isolate_bad_class_test.dart
diff --git a/tests/standalone/vmservice/isolate_bad_class_test.dart b/tests/standalone/vmservice/isolate_bad_class_test.dart
index 4d84afa94f3147e5cc9f51c9456dd9b0075dac62..8e0b2d38de7684b5bd104f24dc8f330307d3dfc8 100644
--- a/tests/standalone/vmservice/isolate_bad_class_test.dart
+++ b/tests/standalone/vmservice/isolate_bad_class_test.dart
@@ -45,7 +45,7 @@ main() {
     test.makeRequest().then((_) {
       var badCollectionRequest =
           new BadCollectionTest(port, test._isolateId,
-                                'classes').makeRequest();
+                                'foobar').makeRequest();
       var nullCollectionRequest =
           new NullCollectionTest(port, test._isolateId,
                                  'classes').makeRequest();