Consistent use of const for LookupResult.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 84fcee71e5a78ed8a99b7ab85623a419622b848d..3156edc1420261c7033d53f68b826e96520f031b 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -687,7 +687,7 @@ PropertyAttributes JSObject::GetPropertyAttributeWithFailedAccessCheck(
 }
 
 
-Object* JSObject::GetNormalizedProperty(LookupResult* result) {
+Object* JSObject::GetNormalizedProperty(const LookupResult* result) {
   ASSERT(!HasFastProperties());
   Object* value = property_dictionary()->ValueAt(result->GetDictionaryEntry());
   if (IsGlobalObject()) {
@@ -699,7 +699,7 @@ Object* JSObject::GetNormalizedProperty(LookupResult* result) {
 
 
 void JSObject::SetNormalizedProperty(Handle<JSObject> object,
-                                     LookupResult* result,
+                                     const LookupResult* result,
                                      Handle<Object> value) {
   ASSERT(!object->HasFastProperties());
   NameDictionary* property_dictionary = object->property_dictionary();