Extract ParseInfo from CompilationInfo.

src/preparse-data.h

 // Copyright 2011 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.
 
 #ifndef V8_PREPARSE_DATA_H_
 #define V8_PREPARSE_DATA_H_
 
 #include "src/allocation.h"
 #include "src/hashmap.h"
 #include "src/preparse-data-format.h"
 #include "src/utils-inl.h"
 
 namespace v8 {
 namespace internal {
 
-class ScriptData;
+class ScriptData {
+ public:
+  ScriptData(const byte* data, int length);
+  ~ScriptData() {
+    if (owns_data_) DeleteArray(data_);
+  }
 
+  const byte* data() const { return data_; }
+  int length() const { return length_; }
+  bool rejected() const { return rejected_; }
+
+  void Reject() { rejected_ = true; }
+
+  void AcquireDataOwnership() {
+    DCHECK(!owns_data_);
+    owns_data_ = true;
+  }
+
+  void ReleaseDataOwnership() {
+    DCHECK(owns_data_);
+    owns_data_ = false;
+  }
+
+ private:
+  bool owns_data_ : 1;
+  bool rejected_ : 1;
+  const byte* data_;
+  int length_;
+
+  DISALLOW_COPY_AND_ASSIGN(ScriptData);
+};
 
 // Abstract interface for preparse data recorder.
 class ParserRecorder {
  public:
   ParserRecorder() { }
   virtual ~ParserRecorder() { }
 
   // Logs the scope and some details of a function literal in the source.
   virtual void LogFunction(int start, int end, int literals, int properties,
                            LanguageMode language_mode,
@@ skipping 141 matching lines @@
 
 #ifdef DEBUG
   int prev_start_;
 #endif
 };
 
 
 } }  // namespace v8::internal.
 
 #endif  // V8_PREPARSE_DATA_H_