devirtualize Parser

src/parser.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 275 matching lines @@
   BufferedZoneList<RegExpTree, 2> alternatives_;
 #ifdef DEBUG
   enum {ADD_NONE, ADD_CHAR, ADD_TERM, ADD_ASSERT, ADD_ATOM} last_added_;
 #define LAST(x) last_added_ = x;
 #else
 #define LAST(x)
 #endif
 };
 
 
-class RegExpParser {
+class RegExpParser BASE_EMBEDDED {
  public:
   RegExpParser(FlatStringReader* in,
                Handle<String>* error,
                bool multiline_mode,
                Zone* zone);
 
   static bool ParseRegExp(FlatStringReader* input,
                           bool multiline,
                           RegExpCompileData* result,
                           Zone* zone);
@@ skipping 109 matching lines @@
   bool is_scanned_for_captures_;
   bool failed_;
 };
 
 // ----------------------------------------------------------------------------
 // JAVASCRIPT PARSING
 
 // Forward declaration.
 class SingletonLogger;
 
-class Parser {
+class Parser BASE_EMBEDDED {
  public:
   Parser(CompilationInfo* info,
          int parsing_flags,  // Combination of ParsingFlags
          v8::Extension* extension,
          ScriptDataImpl* pre_data);
-  virtual ~Parser() {
+  ~Parser() {
     delete reusable_preparser_;
     reusable_preparser_ = NULL;
   }
 
   // Returns NULL if parsing failed.
   FunctionLiteral* ParseProgram();
   FunctionLiteral* ParseLazy();
 
   void ReportMessageAt(Scanner::Location loc,
                        const char* message,
@@ skipping 437 matching lines @@
  private:
   static const int kTypeSlot = 0;
   static const int kElementsSlot = 1;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(CompileTimeValue);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_PARSER_H_