Remove the dependency of Zone on Isolate

src/ast-this-access-visitor.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/ast-this-access-visitor.h"
 #include "src/parser.h"
 
 namespace v8 {
 namespace internal {
 
 typedef class AstThisAccessVisitor ATAV;  // for code shortitude.
 
-ATAV::AstThisAccessVisitor(Zone* zone) : uses_this_(false) {
-  InitializeAstVisitor(zone);
+ATAV::AstThisAccessVisitor(Isolate* isolate, Zone* zone) : uses_this_(false) {
+  InitializeAstVisitor(isolate, zone);
 }
 
 
 void ATAV::VisitVariableProxy(VariableProxy* proxy) {
   if (proxy->is_this()) {
     uses_this_ = true;
   }
 }
 
 
@@ skipping 205 matching lines @@
   Visit(stmt->value());
 }
 
 
 void ATAV::VisitCountOperation(CountOperation* e) {
   Expression* l = e->expression();
   Visit(l);
 }
 }
 }  // namespace v8::internal