Handlify JSObject::NormalizeProperties method.

src/runtime.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 5903 matching lines @@
     }
     return function;
   }
 
   // Lookup in the initial Object.prototype object.
   return isolate->initial_object_prototype()->GetProperty(*key);
 }
 
 
 RUNTIME_FUNCTION(MaybeObject*, Runtime_ToFastProperties) {
-  SealHandleScope shs(isolate);
+  HandleScope scope(isolate);
   ASSERT(args.length() == 1);
-  Object* object = args[0];
-  return (object->IsJSObject() && !object->IsGlobalObject())
-      ? JSObject::cast(object)->TransformToFastProperties(0)
-      : object;
+  CONVERT_ARG_HANDLE_CHECKED(Object, object, 0);
+  if (object->IsJSObject() && !object->IsGlobalObject()) {
+    JSObject::TransformToFastProperties(Handle<JSObject>::cast(object), 0);
+  }
+  return *object;
 }
 
 
 RUNTIME_FUNCTION(MaybeObject*, Runtime_ToBool) {
   SealHandleScope shs(isolate);
   ASSERT(args.length() == 1);
 
   return isolate->heap()->ToBoolean(args[0]->BooleanValue());
 }
 
@@ skipping 8859 matching lines @@
     // Handle last resort GC and make sure to allow future allocations
     // to grow the heap without causing GCs (if possible).
     isolate->counters()->gc_last_resort_from_js()->Increment();
     isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags,
                                        "Runtime::PerformGC");
   }
 }
 
 
 } }  // namespace v8::internal