Split AccessorInfo into DeclaredAccessorInfo and ExecutableAccessorInfo

src/factory.h

Index: src/factory.h
diff --git a/src/factory.h b/src/factory.h
index 522639dd64669e9ad704d54d4f36195ec61d1bc6..6989396ca557417f7ef2f270062c6b0cc216d9c1 100644
--- a/src/factory.h
+++ b/src/factory.h
@@ -202,7 +202,9 @@ class Factory {
   // the old generation).
   Handle<Struct> NewStruct(InstanceType type);
 
-  Handle<AccessorInfo> NewAccessorInfo();
+  Handle<DeclaredAccessorInfo> NewDeclaredAccessorInfo();
+
+  Handle<ExecutableAccessorInfo> NewExecutableAccessorInfo();
 
   Handle<Script> NewScript(Handle<String> source);