Enable preaging of code objects when --optimize-for-size.

src/serialize.cc

Index: src/serialize.cc
diff --git a/src/serialize.cc b/src/serialize.cc
index e7dbbe5afbee2dd88a2bba4f87d6cbac609f1994..914e0b2b4a0a5d3ae34508db993714f0c19e9b04 100644
--- a/src/serialize.cc
+++ b/src/serialize.cc
@@ -528,58 +528,62 @@ void ExternalReferenceTable::PopulateTable(Isolate* isolate) {
       UNCLASSIFIED,
       51,
       "Code::MakeCodeYoung");
-  Add(ExternalReference::cpu_features().address(),
+  Add(ExternalReference::get_mark_code_as_executed_function(isolate).address(),
       UNCLASSIFIED,
       52,
+      "Code::MarkCodeAsExecuted");
+  Add(ExternalReference::cpu_features().address(),
+      UNCLASSIFIED,
+      53,
       "cpu_features");
   Add(ExternalReference::new_space_allocation_top_address(isolate).address(),
       UNCLASSIFIED,
-      53,
+      54,
       "Heap::NewSpaceAllocationTopAddress");
   Add(ExternalReference::new_space_allocation_limit_address(isolate).address(),
       UNCLASSIFIED,
-      54,
+      55,
       "Heap::NewSpaceAllocationLimitAddress");
   Add(ExternalReference(Runtime::kAllocateInNewSpace, isolate).address(),
       UNCLASSIFIED,
-      55,
+      56,
       "Runtime::AllocateInNewSpace");
   Add(ExternalReference::old_pointer_space_allocation_top_address(
       isolate).address(),
       UNCLASSIFIED,
-      56,
+      57,
       "Heap::OldPointerSpaceAllocationTopAddress");
   Add(ExternalReference::old_pointer_space_allocation_limit_address(
       isolate).address(),
       UNCLASSIFIED,
-      57,
+      58,
       "Heap::OldPointerSpaceAllocationLimitAddress");
   Add(ExternalReference(Runtime::kAllocateInOldPointerSpace, isolate).address(),
       UNCLASSIFIED,
-      58,
+      59,
       "Runtime::AllocateInOldPointerSpace");
   Add(ExternalReference::old_data_space_allocation_top_address(
       isolate).address(),
       UNCLASSIFIED,
-      59,
+      60,
       "Heap::OldDataSpaceAllocationTopAddress");
   Add(ExternalReference::old_data_space_allocation_limit_address(
       isolate).address(),
       UNCLASSIFIED,
-      60,
+      61,
       "Heap::OldDataSpaceAllocationLimitAddress");
   Add(ExternalReference(Runtime::kAllocateInOldDataSpace, isolate).address(),
       UNCLASSIFIED,
-      61,
+      62,
       "Runtime::AllocateInOldDataSpace");
   Add(ExternalReference::new_space_high_promotion_mode_active_address(isolate).
       address(),
       UNCLASSIFIED,
-      62,
+      63,
       "Heap::NewSpaceAllocationLimitAddress");
   Add(ExternalReference::allocation_sites_list_address(isolate).address(),
       UNCLASSIFIED,
-      63,
+      64,
       "Heap::allocation_sites_list_address()");
   Add(ExternalReference::record_object_allocation_function(isolate).address(),
       UNCLASSIFIED,