Remove unused Zone argument from InitializeAstVisitor

src/runtime/runtime-internal.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/arguments.h"
 #include "src/bootstrapper.h"
 #include "src/conversions.h"
 #include "src/debug/debug.h"
@@ skipping 406 matching lines @@
 
 Handle<String> RenderCallSite(Isolate* isolate, Handle<Object> object) {
   MessageLocation location;
   if (isolate->ComputeLocation(&location)) {
     Zone zone;
     base::SmartPointer<ParseInfo> info(
         location.function()->shared()->is_function()
             ? new ParseInfo(&zone, location.function())
             : new ParseInfo(&zone, location.script()));
     if (Parser::ParseStatic(info.get())) {
-      CallPrinter printer(isolate, &zone);
+      CallPrinter printer(isolate);
       const char* string = printer.Print(info->literal(), location.start_pos());
       return isolate->factory()->NewStringFromAsciiChecked(string);
     } else {
       isolate->clear_pending_exception();
     }
   }
   return Object::TypeOf(isolate, object);
 }
 
 }  // namespace
 
 
 RUNTIME_FUNCTION(Runtime_ThrowCalledNonCallable) {
   HandleScope scope(isolate);
   DCHECK_EQ(1, args.length());
   CONVERT_ARG_HANDLE_CHECKED(Object, object, 0);
   Handle<String> callsite = RenderCallSite(isolate, object);
   THROW_NEW_ERROR_RETURN_FAILURE(
       isolate, NewTypeError(MessageTemplate::kCalledNonCallable, callsite));
 }
 
 }  // namespace internal
 }  // namespace v8