Backport @10366 to 3.6

src/factory.cc

Index: src/factory.cc
===================================================================
--- src/factory.cc	(revision 10379)
+++ src/factory.cc	(working copy)
@@ -77,14 +77,24 @@
 }
 
 
-Handle<NumberDictionary> Factory::NewNumberDictionary(int at_least_space_for) {
+Handle<SeededNumberDictionary> Factory::NewSeededNumberDictionary(
+    int at_least_space_for) {
   ASSERT(0 <= at_least_space_for);
   CALL_HEAP_FUNCTION(isolate(),
-                     NumberDictionary::Allocate(at_least_space_for),
-                     NumberDictionary);
+                     SeededNumberDictionary::Allocate(at_least_space_for),
+                     SeededNumberDictionary);
 }
 
 
+Handle<UnseededNumberDictionary> Factory::NewUnseededNumberDictionary(
+    int at_least_space_for) {
+  ASSERT(0 <= at_least_space_for);
+  CALL_HEAP_FUNCTION(isolate(),
+                     UnseededNumberDictionary::Allocate(at_least_space_for),
+                     UnseededNumberDictionary);
+}
+
+
 Handle<ObjectHashTable> Factory::NewObjectHashTable(int at_least_space_for) {
   ASSERT(0 <= at_least_space_for);
   CALL_HEAP_FUNCTION(isolate(),
@@ -990,16 +1000,26 @@
 }
 
 
-Handle<NumberDictionary> Factory::DictionaryAtNumberPut(
-    Handle<NumberDictionary> dictionary,
+Handle<SeededNumberDictionary> Factory::DictionaryAtNumberPut(
+    Handle<SeededNumberDictionary> dictionary,
     uint32_t key,
     Handle<Object> value) {
   CALL_HEAP_FUNCTION(isolate(),
                      dictionary->AtNumberPut(key, *value),
-                     NumberDictionary);
+                     SeededNumberDictionary);
 }
 
 
+Handle<UnseededNumberDictionary> Factory::DictionaryAtNumberPut(
+    Handle<UnseededNumberDictionary> dictionary,
+    uint32_t key,
+    Handle<Object> value) {
+  CALL_HEAP_FUNCTION(isolate(),
+                     dictionary->AtNumberPut(key, *value),
+                     UnseededNumberDictionary);
+}
+
+
 Handle<JSFunction> Factory::NewFunctionHelper(Handle<String> name,
                                               Handle<Object> prototype) {
   Handle<SharedFunctionInfo> function_share = NewSharedFunctionInfo(name);