Make PropertyCell::UpdatedType return a handle.

src/objects.cc

 // Copyright 2013 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 16292 matching lines @@
   return static_cast<Type*>(type_raw());
 }
 
 
 void PropertyCell::set_type(Type* type, WriteBarrierMode ignored) {
   ASSERT(IsPropertyCell());
   set_type_raw(type, ignored);
 }
 
 
-Type* PropertyCell::UpdatedType(Handle<PropertyCell> cell,
-                                Handle<Object> value) {
+Handle<Type> PropertyCell::UpdatedType(Handle<PropertyCell> cell,
+                                       Handle<Object> value) {
   Isolate* isolate = cell->GetIsolate();
   Handle<Type> old_type(cell->type(), isolate);
   // TODO(2803): Do not track ConsString as constant because they cannot be
   // embedded into code.
   Handle<Type> new_type(value->IsConsString() || value->IsTheHole()
                         ? Type::Any()
                         : Type::Constant(value, isolate), isolate);
 
   if (new_type->Is(old_type)) {
-    return *old_type;
+    return old_type;
   }
 
   cell->dependent_code()->DeoptimizeDependentCodeGroup(
       isolate, DependentCode::kPropertyCellChangedGroup);
 
   if (old_type->Is(Type::None()) || old_type->Is(Type::Undefined())) {
-    return *new_type;
+    return new_type;
   }
 
-  return Type::Any();
+  return handle(Type::Any(), isolate);
 }
 
 
 void PropertyCell::SetValueInferType(Handle<PropertyCell> cell,
                                      Handle<Object> value) {
   cell->set_value(*value);
   if (!Type::Any()->Is(cell->type())) {
-    Type* new_type = UpdatedType(cell, value);
-    cell->set_type(new_type);
+    Handle<Type> new_type = UpdatedType(cell, value);
+    cell->set_type(*new_type);
   }
 }
 
 
 void PropertyCell::AddDependentCompilationInfo(CompilationInfo* info) {
   Handle<DependentCode> dep(dependent_code());
   Handle<DependentCode> codes =
       DependentCode::Insert(dep, DependentCode::kPropertyCellChangedGroup,
                             info->object_wrapper());
   if (*codes != dependent_code()) set_dependent_code(*codes);
@@ skipping 15 matching lines @@
 #define ERROR_MESSAGES_TEXTS(C, T) T,
   static const char* error_messages_[] = {
       ERROR_MESSAGES_LIST(ERROR_MESSAGES_TEXTS)
   };
 #undef ERROR_MESSAGES_TEXTS
   return error_messages_[reason];
 }
 
 
 } }  // namespace v8::internal