Added macros OBJECT_IMPLEMENTATION and FINAL_OBJECT_IMPLEMENTATION

lib/isolate.cc

 // Copyright (c) 2012, 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 "platform/assert.h"
 #include "vm/bootstrap_natives.h"
 #include "vm/class_finalizer.h"
 #include "vm/dart.h"
 #include "vm/dart_api_impl.h"
 #include "vm/dart_entry.h"
@@ skipping 26 matching lines @@
 
 
 static uint8_t* allocator(uint8_t* ptr, intptr_t old_size, intptr_t new_size) {
   void* new_ptr = realloc(reinterpret_cast<void*>(ptr), new_size);
   return reinterpret_cast<uint8_t*>(new_ptr);
 }
 
 
 static void StoreError(Isolate* isolate, const Object& obj) {
   ASSERT(obj.IsError());
-  Error& error = Error::Handle();
-  error |= obj.raw();
-  isolate->object_store()->set_sticky_error(error);
+  isolate->object_store()->set_sticky_error(Error::Cast(obj));
 }
 
 
 // TODO(turnidge): Move to DartLibraryCalls.
 static RawObject* ReceivePortCreate(intptr_t port_id) {
   Isolate* isolate = Isolate::Current();
   Function& func =
       Function::Handle(isolate,
                        isolate->object_store()->receive_port_create_function());
   const int kNumArguments = 1;
@@ skipping 124 matching lines @@
                                Api::NewHandle(isolate, library.raw()),
                                Api::NewHandle(isolate, uri.raw()));
   const Object& obj = Object::Handle(Api::UnwrapHandle(result));
   if (obj.IsError()) {
     Error& error_obj = Error::Handle();
     error_obj ^= obj.raw();
     *error = zone->PrintToString("Unable to canonicalize uri '%s': %s",
                                  uri.ToCString(), error_obj.ToErrorCString());
     return false;
   } else if (obj.IsString()) {
-    String& string_obj = String::Handle();
-    string_obj |= obj.raw();
-    *canonical_uri = zone->MakeCopyOfString(string_obj.ToCString());
+    *canonical_uri = zone->MakeCopyOfString(String::Cast(obj).ToCString());
     return true;
   } else {
     *error = zone->PrintToString("Unable to canonicalize uri '%s': "
                                  "library tag handler returned wrong type",
                                  uri.ToCString());
     return false;
   }
 }
 
 
@@ skipping 163 matching lines @@
     Object& result = Object::Handle();
     result = state->ResolveFunction();
     delete state;
     state = NULL;
     if (result.IsError()) {
       StoreError(isolate, result);
       return false;
     }
     ASSERT(result.IsFunction());
     Function& func = Function::Handle(isolate);
-    func |= result.raw();
+    func ^= result.raw();
     result = DartEntry::InvokeStatic(func, Object::empty_array());
     if (result.IsError()) {
       StoreError(isolate, result);
       return false;
     }
   }
   return true;
 }
 
 
@@ skipping 24 matching lines @@
 
   return port.raw();
 }
 
 
 DEFINE_NATIVE_ENTRY(isolate_spawnFunction, 2) {
   GET_NON_NULL_NATIVE_ARGUMENT(Instance, closure, arguments->NativeArgAt(0));
   bool throw_exception = false;
   Function& func = Function::Handle();
   if (closure.IsClosure()) {
-    func |= Closure::function(closure);
+    func = Closure::function(closure);
     const Class& cls = Class::Handle(func.Owner());
     if (!func.IsClosureFunction() || !func.is_static() || !cls.IsTopLevel()) {
       throw_exception = true;
     }
   } else {
     throw_exception = true;
   }
   if (throw_exception) {
     const String& msg = String::Handle(String::New(
         "spawnFunction expects to be passed a closure to a top-level static "
         "function"));
     ThrowIllegalArgException(msg);
   }
 
   GET_NATIVE_ARGUMENT(Instance, callback, arguments->NativeArgAt(1));
   Function& callback_func = Function::Handle();
   if (callback.IsClosure()) {
-    callback_func |= Closure::function(callback);
+    callback_func = Closure::function(callback);
     const Class& cls = Class::Handle(callback_func.Owner());
     if (!callback_func.IsClosureFunction() || !callback_func.is_static() ||
         !cls.IsTopLevel()) {
       throw_exception = true;
     }
   } else if (!callback.IsNull()) {
     throw_exception = true;
   }
   if (throw_exception) {
     const String& msg = String::Handle(String::New(
@@ skipping 37 matching lines @@
 
 DEFINE_NATIVE_ENTRY(isolate_getPortInternal, 0) {
   const Object& port = Object::Handle(ReceivePortCreate(isolate->main_port()));
   if (port.IsError()) {
     Exceptions::PropagateError(Error::Cast(port));
   }
   return port.raw();
 }
 
 }  // namespace dart