Add VM internal Dart class 'ClassID' used to manage class-ids of known classes. Next CL: add consta…

runtime/lib/object.cc

 // Copyright (c) 2011, 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/bootstrap_natives.h"
 
 #include "lib/invocation_mirror.h"
 #include "vm/code_patcher.h"
 #include "vm/exceptions.h"
 #include "vm/heap.h"
@@ skipping 10 matching lines @@
 DECLARE_FLAG(bool, warn_on_javascript_compatibility);
 
 
 DEFINE_NATIVE_ENTRY(Object_equals, 1) {
   // Implemented in the flow graph builder.
   UNREACHABLE();
   return Object::null();
 }
 
 
-DEFINE_NATIVE_ENTRY(Object_cid, 1) {
-  const Instance& instance = Instance::CheckedHandle(arguments->NativeArgAt(0));
-  return Smi::New(instance.GetClassId());
-}
-
-
 DEFINE_NATIVE_ENTRY(Object_getHash, 1) {
   const Instance& instance = Instance::CheckedHandle(arguments->NativeArgAt(0));
   Heap* heap = isolate->heap();
   return Smi::New(heap->GetHash(instance.raw()));
 }
 
 
 DEFINE_NATIVE_ENTRY(Object_setHash, 2) {
   const Instance& instance = Instance::CheckedHandle(arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Smi, hash, arguments->NativeArgAt(1));
@@ skipping 243 matching lines @@
 
 
 DEFINE_NATIVE_ENTRY(LibraryPrefix_load, 1) {
   const LibraryPrefix& prefix =
       LibraryPrefix::CheckedHandle(arguments->NativeArgAt(0));
   bool hasCompleted = prefix.LoadLibrary();
   return Bool::Get(hasCompleted).raw();
 }
 
 }  // namespace dart