No need to collect literal counts.

src/objects-printer.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/objects.h"
 
 #include <iomanip>
 #include <memory>
 
 #include "src/bootstrapper.h"
@@ skipping 1022 matching lines @@
   }
   os << "\n - function token position = " << function_token_position();
   os << "\n - start position = " << start_position();
   os << "\n - end position = " << end_position();
   if (HasDebugInfo()) {
     os << "\n - debug info = " << Brief(debug_info());
   } else {
     os << "\n - no debug info";
   }
   os << "\n - length = " << length();
-  os << "\n - num_literals = " << num_literals();
   os << "\n - optimized_code_map = " << Brief(optimized_code_map());
   os << "\n - feedback_metadata = ";
   feedback_metadata()->FeedbackMetadataPrint(os);
   if (HasBytecodeArray()) {
     os << "\n - bytecode_array = " << bytecode_array();
   }
   os << "\n";
 }
 
 
@@ skipping 613 matching lines @@
     printf("Not a transition array\n");
   } else {
     reinterpret_cast<i::TransitionArray*>(object)->Print();
   }
 }
 
 extern void _v8_internal_Print_StackTrace() {
   i::Isolate* isolate = i::Isolate::Current();
   isolate->PrintStack(stdout);
 }