Kiss goodbye to MaybeObject.

src/objects-debug.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "v8.h"
 
 #include "disassembler.h"
 #include "disasm.h"
 #include "jsregexp.h"
 #include "macro-assembler.h"
 #include "objects-visiting.h"
 
 namespace v8 {
 namespace internal {
 
 #ifdef VERIFY_HEAP
 
-void MaybeObject::Verify() {
-  Object* this_as_object;
-  if (ToObject(&this_as_object)) {
-    this_as_object->ObjectVerify();
-  } else {
-    Failure::cast(this)->FailureVerify();
-  }
-}
-
-
 void Object::ObjectVerify() {
   if (IsSmi()) {
     Smi::cast(this)->SmiVerify();
   } else {
     HeapObject::cast(this)->HeapObjectVerify();
   }
 }
 
 
 void Object::VerifyPointer(Object* p) {
   if (p->IsHeapObject()) {
     HeapObject::VerifyHeapPointer(p);
   } else {
     CHECK(p->IsSmi());
   }
 }
 
 
 void Smi::SmiVerify() {
   CHECK(IsSmi());
 }
 
 
-void Failure::FailureVerify() {
-  CHECK(IsFailure());
-}
-
-
 void HeapObject::HeapObjectVerify() {
   InstanceType instance_type = map()->instance_type();
 
   if (instance_type < FIRST_NONSTRING_TYPE) {
     String::cast(this)->StringVerify();
     return;
   }
 
   switch (instance_type) {
     case SYMBOL_TYPE:
@@ skipping 1144 matching lines @@
   for (int i = 0; i < number_of_transitions(); ++i) {
     if (!CheckOneBackPointer(current_map, GetTarget(i))) return false;
   }
   return true;
 }
 
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal