Backport @10366 to 3.6

src/type-info.cc

Index: src/type-info.cc
===================================================================
--- src/type-info.cc	(revision 10379)
+++ src/type-info.cc	(working copy)
@@ -69,7 +69,7 @@
 
 Handle<Object> TypeFeedbackOracle::GetInfo(unsigned ast_id) {
   int entry = dictionary_->FindEntry(ast_id);
-  return entry != NumberDictionary::kNotFound
+  return entry != UnseededNumberDictionary::kNotFound
       ? Handle<Object>(dictionary_->ValueAt(entry))
       : Isolate::Current()->factory()->undefined_value();
 }
@@ -470,7 +470,7 @@
                                           ZoneList<RelocInfo>* infos) {
   DisableAssertNoAllocation allocation_allowed;
   byte* old_start = code->instruction_start();
-  dictionary_ = FACTORY->NewNumberDictionary(infos->length());
+  dictionary_ = FACTORY->NewUnseededNumberDictionary(infos->length());
   byte* new_start = code->instruction_start();
   RelocateRelocInfos(infos, old_start, new_start);
 }
@@ -536,7 +536,7 @@
 
 
 void TypeFeedbackOracle::SetInfo(unsigned ast_id, Object* target) {
-  ASSERT(dictionary_->FindEntry(ast_id) == NumberDictionary::kNotFound);
+  ASSERT(dictionary_->FindEntry(ast_id) == UnseededNumberDictionary::kNotFound);
   MaybeObject* maybe_result = dictionary_->AtNumberPut(ast_id, target);
   USE(maybe_result);
 #ifdef DEBUG