Make the object store visible in Observatory.

runtime/vm/object_store.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // 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.
 
 #include "vm/object_store.h"
 
 #include "vm/exceptions.h"
 #include "vm/dart_entry.h"
 #include "vm/isolate.h"
 #include "vm/object.h"
@@ skipping 102 matching lines @@
 }
 
 
 void ObjectStore::Init(Isolate* isolate) {
   ASSERT(isolate->object_store() == NULL);
   ObjectStore* store = new ObjectStore();
   isolate->set_object_store(store);
 }
 
 
+void ObjectStore::PrintToJSONObject(JSONObject* jsobj) {
+  if (!FLAG_support_service) {
+    return;
+  }
+  jsobj->AddProperty("type", "_ObjectStore");
+
+  {
+    JSONObject fields(jsobj, "fields");
+    Object& value = Object::Handle();
+#define PRINT_OBJECT_STORE_FIELD(type, name)                                   \
+    value = name;                                                              \
+    fields.AddProperty(#name, value);
+OBJECT_STORE_FIELD_LIST(PRINT_OBJECT_STORE_FIELD);
+#undef PRINT_OBJECT_STORE_FIELD
+  }
+}
+
+
 RawError* ObjectStore::PreallocateObjects() {
   Thread* thread = Thread::Current();
   Isolate* isolate = thread->isolate();
   Zone* zone = thread->zone();
   ASSERT(isolate != NULL && isolate->object_store() == this);
   if (this->stack_overflow() != Instance::null()) {
     ASSERT(this->out_of_memory() != Instance::null());
     ASSERT(this->preallocated_stack_trace() != Stacktrace::null());
     return Error::null();
   }
@@ skipping 74 matching lines @@
   ASSERT(!cls.IsNull());
   set_stream_iterator_class(cls);
 
   const Library& internal_lib = Library::Handle(internal_library());
   cls = internal_lib.LookupClass(Symbols::Symbol());
   set_symbol_class(cls);
 #endif
 }
 
 }  // namespace dart