No need to collect literal counts.

src/runtime/runtime-function.cc

 // Copyright 2014 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/runtime/runtime-utils.h"
 
 #include "src/accessors.h"
 #include "src/arguments.h"
 #include "src/compiler.h"
 #include "src/frames-inl.h"
@@ skipping 172 matching lines @@
 
   // Set the code, scope info, formal parameter count, and the length
   // of the target shared function info.
   target_shared->ReplaceCode(source_shared->code());
   if (source_shared->HasBytecodeArray()) {
     target_shared->set_bytecode_array(source_shared->bytecode_array());
   }
   target_shared->set_scope_info(source_shared->scope_info());
   target_shared->set_outer_scope_info(source_shared->outer_scope_info());
   target_shared->set_length(source_shared->length());
-  target_shared->set_num_literals(source_shared->num_literals());
   target_shared->set_feedback_metadata(source_shared->feedback_metadata());
   target_shared->set_internal_formal_parameter_count(
       source_shared->internal_formal_parameter_count());
   target_shared->set_start_position_and_type(
       source_shared->start_position_and_type());
   target_shared->set_end_position(source_shared->end_position());
   bool was_native = target_shared->native();
   target_shared->set_compiler_hints(source_shared->compiler_hints());
   target_shared->set_opt_count_and_bailout_reason(
       source_shared->opt_count_and_bailout_reason());
@@ skipping 103 matching lines @@
   DCHECK_EQ(1, args.length());
   CONVERT_ARG_HANDLE_CHECKED(JSReceiver, function, 0);
   return function->IsJSBoundFunction()
              ? *JSBoundFunction::ToString(
                    Handle<JSBoundFunction>::cast(function))
              : *JSFunction::ToString(Handle<JSFunction>::cast(function));
 }
 
 }  // namespace internal
 }  // namespace v8