Converted Observatory isolate-summary element

runtime/observatory/tests/observatory_ui/mocks/objects/isolate.dart

Index: runtime/observatory/tests/observatory_ui/mocks/objects/isolate.dart
diff --git a/runtime/observatory/tests/observatory_ui/mocks/objects/isolate.dart b/runtime/observatory/tests/observatory_ui/mocks/objects/isolate.dart
index d65b840cdb6c82b8e55ef60a54091ab094ac8b68..055b84efc805ff644e0434e03fcb3acd96c60c2f 100644
--- a/runtime/observatory/tests/observatory_ui/mocks/objects/isolate.dart
+++ b/runtime/observatory/tests/observatory_ui/mocks/objects/isolate.dart
@@ -18,8 +18,18 @@ class IsolateMock implements M.Isolate {
   final String name;
   final DateTime startTime;
   final bool runnable;
+  final Iterable<M.LibraryRef> libraries;
+  final M.Error error;
+  final Iterable<String> extensionRPCs;
+  final Map counters;
+  final M.HeapSpace newSpace;
+  final M.HeapSpace oldSpace;
 
   const IsolateMock({this.id: 'i-id', this.number, this.name: 'i-name',
-                     this.startTime, this.runnable: true});
+                     this.startTime, this.runnable: true,
+                     this.libraries: const [], this.error,
+                     this.extensionRPCs: const [], this.counters: const {},
+                     this.newSpace: const HeapSpaceMock(),
+                     this.oldSpace: const HeapSpaceMock()});
   // TODO(cbernaschina) add other properties.
 }