A64: Synchronize with r16024.

src/factory.cc

Index: src/factory.cc
diff --git a/src/factory.cc b/src/factory.cc
index 52a65887a3c92bd6218b2fc7bd5b442a0854042e..c5a1fddb88b413c843f7ca051a421026b035537c 100644
--- a/src/factory.cc
+++ b/src/factory.cc
@@ -453,13 +453,11 @@ Handle<Script> Factory::NewScript(Handle<String> source) {
   script->set_data(heap->undefined_value());
   script->set_context_data(heap->undefined_value());
   script->set_type(Smi::FromInt(Script::TYPE_NORMAL));
-  script->set_compilation_type(Smi::FromInt(Script::COMPILATION_TYPE_HOST));
-  script->set_compilation_state(
-      Smi::FromInt(Script::COMPILATION_STATE_INITIAL));
   script->set_wrapper(*wrapper);
   script->set_line_ends(heap->undefined_value());
   script->set_eval_from_shared(heap->undefined_value());
   script->set_eval_from_instructions_offset(Smi::FromInt(0));
+  script->set_flags(Smi::FromInt(0));
 
   return script;
 }
@@ -1221,7 +1219,6 @@ Handle<SharedFunctionInfo> Factory::NewSharedFunctionInfo(
   shared->set_num_literals(literals_array_size);
   if (is_generator) {
     shared->set_instance_class_name(isolate()->heap()->Generator_string());
-    shared->DisableOptimization("generator");
   }
   return shared;
 }