Added macros OBJECT_IMPLEMENTATION and FINAL_OBJECT_IMPLEMENTATION

vm/dart.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/dart.h"
 
 #include "vm/code_observers.h"
 #include "vm/dart_api_state.h"
 #include "vm/dart_entry.h"
 #include "vm/flags.h"
@@ skipping 137 matching lines @@
 static void PrintLibrarySources(Isolate* isolate) {
   const GrowableObjectArray& libs = GrowableObjectArray::Handle(
       isolate->object_store()->libraries());
   intptr_t lib_count = libs.Length();
   Library& lib = Library::Handle();
   Array& scripts = Array::Handle();
   Script& script = Script::Handle();
   String& url = String::Handle();
   String& source = String::Handle();
   for (int i = 0; i < lib_count; i++) {
-    lib |= libs.At(i);
+    lib ^= libs.At(i);
     url = lib.url();
     OS::Print("Library %s:\n", url.ToCString());
     scripts = lib.LoadedScripts();
     intptr_t script_count = scripts.Length();
     for (intptr_t i = 0; i < script_count; i++) {
-      script |= scripts.At(i);
+      script ^= scripts.At(i);
       url = script.url();
       source = script.Source();
       OS::Print("Source for %s:\n", url.ToCString());
       OS::Print("%s\n", source.ToCString());
     }
   }
 }
 
 
 RawError* Dart::InitializeIsolate(const uint8_t* snapshot_buffer, void* data) {
@@ skipping 62 matching lines @@
   delete isolate;
 
   Dart_IsolateShutdownCallback callback = Isolate::ShutdownCallback();
   if (callback != NULL) {
     (callback)(callback_data);
   }
 }
 
 
 uword Dart::AllocateReadOnlyHandle() {
+  ASSERT(Isolate::Current() == Dart::vm_isolate());
   ASSERT(predefined_handles_ != NULL);
   return predefined_handles_->handles_.AllocateScopedHandle();
 }
 
 
 bool Dart::IsReadOnlyHandle(uword address) {
   ASSERT(predefined_handles_ != NULL);
   return predefined_handles_->handles_.IsValidScopedHandle(address);
 }
 
 }  // namespace dart