Made some functions virtual that were previously hit by templating.

Currently means that preparsing doesn't record/export symbol data.

Review URL: http://codereview.chromium.org/5122007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5865 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/parser.h

@@ -181,6 +181,7 @@ class ScriptDataImpl : public ScriptData {
 class PartialParserRecorder {
  public:
   PartialParserRecorder();
+  virtual ~PartialParserRecorder() {}
 
   void LogFunction(int start, int end, int literals, int properties) {
     function_store_.Add(start);
@@ -189,7 +190,7 @@ class PartialParserRecorder {
     function_store_.Add(properties);
   }
 
-  void LogSymbol(int start, const char* symbol, int length) { }
+  virtual void LogSymbol(int start, const char* symbol, int length) { }
 
   // Logs an error message and marks the log as containing an error.
   // Further logging will be ignored, and ExtractData will return a vector
@@ -212,7 +213,7 @@ class PartialParserRecorder {
                   const char* message,
                   Vector<const char*> args);
 
-  Vector<unsigned> ExtractData();
+  virtual Vector<unsigned> ExtractData();
 
   void PauseRecording() {
     pause_count_++;
@@ -253,14 +254,15 @@ class PartialParserRecorder {
 class CompleteParserRecorder: public PartialParserRecorder {
  public:
   CompleteParserRecorder();
+  virtual ~CompleteParserRecorder() { }
 
   void LogSymbol(int start, Vector<const char> literal);
 
-  void LogSymbol(int start, const char* symbol, int length) {
+  virtual void LogSymbol(int start, const char* symbol, int length) {
     LogSymbol(start, Vector<const char>(symbol, length));
   }
 
-  Vector<unsigned> ExtractData();
+  virtual Vector<unsigned> ExtractData();
 
   int symbol_position() { return symbol_store_.size(); }
   int symbol_ids() { return symbol_id_; }