Zonify types in compiler frontend

src/prettyprinter.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 20 matching lines @@
 #include "allocation.h"
 #include "ast.h"
 
 namespace v8 {
 namespace internal {
 
 #ifdef DEBUG
 
 class PrettyPrinter: public AstVisitor {
  public:
-  explicit PrettyPrinter(Isolate* isolate);
+  explicit PrettyPrinter(Zone* zone);
   virtual ~PrettyPrinter();
 
   // The following routines print a node into a string.
   // The result string is alive as long as the PrettyPrinter is alive.
   const char* Print(AstNode* node);
   const char* PrintExpression(FunctionLiteral* program);
   const char* PrintProgram(FunctionLiteral* program);
 
   void Print(const char* format, ...);
 
   // Print a node to stdout.
-  static void PrintOut(Isolate* isolate, AstNode* node);
+  static void PrintOut(Zone* zone, AstNode* node);
 
   // Individual nodes
 #define DECLARE_VISIT(type) virtual void Visit##type(type* node);
   AST_NODE_LIST(DECLARE_VISIT)
 #undef DECLARE_VISIT
 
  private:
   char* output_;  // output string buffer
   int size_;  // output_ size
   int pos_;  // current printing position
@@ skipping 11 matching lines @@
   void PrintFunctionLiteral(FunctionLiteral* function);
   void PrintCaseClause(CaseClause* clause);
 
   DEFINE_AST_VISITOR_SUBCLASS_MEMBERS();
 };
 
 
 // Prints the AST structure
 class AstPrinter: public PrettyPrinter {
  public:
-  explicit AstPrinter(Isolate* isolate);
+  explicit AstPrinter(Zone* zone);
   virtual ~AstPrinter();
 
   const char* PrintProgram(FunctionLiteral* program);
 
   // Individual nodes
 #define DECLARE_VISIT(type) virtual void Visit##type(type* node);
   AST_NODE_LIST(DECLARE_VISIT)
 #undef DECLARE_VISIT
 
  private:
@@ skipping 16 matching lines @@
   void dec_indent() { indent_--; }
 
   int indent_;
 };
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal
 
 #endif  // V8_PRETTYPRINTER_H_