Remove obsolete stack trace string in a message object.

src/objects-inl.h

 // 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 5662 matching lines @@
 JSDate* JSDate::cast(Object* obj) {
   ASSERT(obj->IsJSDate());
   ASSERT(HeapObject::cast(obj)->Size() == JSDate::kSize);
   return reinterpret_cast<JSDate*>(obj);
 }
 
 
 ACCESSORS(JSMessageObject, type, String, kTypeOffset)
 ACCESSORS(JSMessageObject, arguments, JSArray, kArgumentsOffset)
 ACCESSORS(JSMessageObject, script, Object, kScriptOffset)
-ACCESSORS(JSMessageObject, stack_trace, Object, kStackTraceOffset)
 ACCESSORS(JSMessageObject, stack_frames, Object, kStackFramesOffset)
 SMI_ACCESSORS(JSMessageObject, start_position, kStartPositionOffset)
 SMI_ACCESSORS(JSMessageObject, end_position, kEndPositionOffset)
 
 
 JSMessageObject* JSMessageObject::cast(Object* obj) {
   ASSERT(obj->IsJSMessageObject());
   ASSERT(HeapObject::cast(obj)->Size() == JSMessageObject::kSize);
   return reinterpret_cast<JSMessageObject*>(obj);
 }
@@ skipping 1096 matching lines @@
 #undef READ_UINT32_FIELD
 #undef WRITE_UINT32_FIELD
 #undef READ_SHORT_FIELD
 #undef WRITE_SHORT_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_INL_H_