Remove the dependency of Zone on Isolate

src/ast-numbering.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/v8.h"
 
 #include "src/ast.h"
 #include "src/ast-numbering.h"
 #include "src/compiler.h"
 #include "src/scopes.h"
 
 namespace v8 {
 namespace internal {
 
 
 class AstNumberingVisitor FINAL : public AstVisitor {
  public:
-  explicit AstNumberingVisitor(Zone* zone)
+  explicit AstNumberingVisitor(Isolate* isolate, Zone* zone)
       : AstVisitor(),
         next_id_(BailoutId::FirstUsable().ToInt()),
         dont_optimize_reason_(kNoReason) {
-    InitializeAstVisitor(zone);
+    InitializeAstVisitor(isolate, zone);
   }
 
   bool Renumber(FunctionLiteral* node);
 
  private:
 // AST node visitor interface.
 #define DEFINE_VISIT(type) virtual void Visit##type(type* node) OVERRIDE;
   AST_NODE_LIST(DEFINE_VISIT)
 #undef DEFINE_VISIT
 
@@ skipping 519 matching lines @@
   if (scope->is_function_scope() && scope->function() != NULL) {
     // Visit the name of the named function expression.
     Visit(scope->function());
   }
   VisitStatements(node->body());
 
   return Finish(node);
 }
 
 
-bool AstNumbering::Renumber(FunctionLiteral* function, Zone* zone) {
-  AstNumberingVisitor visitor(zone);
+bool AstNumbering::Renumber(Isolate* isolate, Zone* zone,
+                            FunctionLiteral* function) {
+  AstNumberingVisitor visitor(isolate, zone);
   return visitor.Renumber(function);
 }
 }
 }  // namespace v8::internal