Fix table cpu profile to work properly with non-dart functions

runtime/observatory/lib/src/service/object.dart

Index: runtime/observatory/lib/src/service/object.dart
diff --git a/runtime/observatory/lib/src/service/object.dart b/runtime/observatory/lib/src/service/object.dart
index 2e6995271c60c6079864d4da5d03477bfc9542ad..3c8e6394b081c47e63d1f38c7d9aec5087b30d1d 100644
--- a/runtime/observatory/lib/src/service/object.dart
+++ b/runtime/observatory/lib/src/service/object.dart
@@ -1114,11 +1114,15 @@ class Isolate extends ServiceObjectOwner with Coverage {
     });
   }
 
-  Future<ServiceObject> getObject(String objectId) {
+  Future<ServiceObject> getObject(String objectId, {bool reload: true}) {

[Cutch, 2015/08/13 13:43:13]

Not used but I added it while trying something out. Seems like it might be
useful.

     assert(objectId != null && objectId != '');
     var obj = _cache[objectId];
     if (obj != null) {
-      return obj.reload();
+      if (reload) {
+        return obj.reload();
+      }
+      // Returned cached object.
+      return new Future.value(obj);
     }
     Map params = {
       'objectId': objectId,
@@ -2386,6 +2390,7 @@ class ServiceFunction extends ServiceObject with Coverage {
   @observable ProfileFunction profile;
   @observable Instance icDataArray;
 
+  bool get canCache => true;
   bool get immutable => false;
 
   ServiceFunction._empty(ServiceObject owner) : super._empty(owner);