Separating transitions from descriptors.

src/factory.cc

Index: src/factory.cc
diff --git a/src/factory.cc b/src/factory.cc
index 46d4d37eb8c8b0ee586c970fb8c6971c09a233f9..3dd7a5104770cb5d7c424008bd9583029623c4a6 100644
--- a/src/factory.cc
+++ b/src/factory.cc
@@ -894,7 +894,7 @@ MUST_USE_RESULT static inline MaybeObject* DoCopyInsert(
     Object* value,
     PropertyAttributes attributes) {
   CallbacksDescriptor desc(key, value, attributes);
-  MaybeObject* obj = array->CopyInsert(&desc, REMOVE_TRANSITIONS);
+  MaybeObject* obj = array->CopyInsert(&desc);
   return obj;
 }
 
@@ -944,7 +944,7 @@ Handle<DescriptorArray> Factory::CopyAppendCallbackDescriptors(
     Handle<String> key =
         SymbolFromString(Handle<String>(String::cast(entry->name())));
     // Check if a descriptor with this name already exists before writing.
-    if (result->LinearSearch(EXPECT_UNSORTED, *key, descriptor_count) ==
+    if (LinearSearch(*result, EXPECT_UNSORTED, *key, descriptor_count) ==
         DescriptorArray::kNotFound) {
       CallbacksDescriptor desc(*key, *entry, entry->property_attributes());
       result->Set(descriptor_count, &desc, witness);