Fixed misleading cutnpaste error in comment

runtime/vm/raw_object.h

 // 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.
 
 #ifndef RUNTIME_VM_RAW_OBJECT_H_
 #define RUNTIME_VM_RAW_OBJECT_H_
 
 #include "platform/assert.h"
 #include "vm/atomic.h"
 #include "vm/exceptions.h"
@@ skipping 450 matching lines @@
     if (class_id < kNumPredefinedCids) {
       return VisitPointersPredefined(visitor, class_id);
     }
 
     // Calculate the first and last raw object pointer fields.
     intptr_t instance_size = Size();
     uword obj_addr = ToAddr(this);
     uword from = obj_addr + sizeof(RawObject);
     uword to = obj_addr + instance_size - kWordSize;
 
-    // Call visitor function non-virtually
+    // Call visitor function virtually
     visitor->VisitPointers(reinterpret_cast<RawObject**>(from),
                            reinterpret_cast<RawObject**>(to));
 
     return instance_size;
   }
 
   template <class V>
   intptr_t VisitPointersNonvirtual(V* visitor) {
     // Fall back to virtual variant for predefined classes
     intptr_t class_id = GetClassId();
@@ skipping 2012 matching lines @@
                  kTypedDataInt8ArrayViewCid + 15);
   COMPILE_ASSERT(kByteBufferCid == kExternalTypedDataInt8ArrayCid + 14);
   COMPILE_ASSERT(kNullCid == kByteBufferCid + 1);
   return (kNullCid - kTypedDataInt8ArrayCid);
 }
 
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_RAW_OBJECT_H_