Added RefCountedMallocedMemory

base/memory/ref_counted_memory.h

 // Copyright (c) 2012 The Chromium 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 BASE_MEMORY_REF_COUNTED_MEMORY_H_
 #define BASE_MEMORY_REF_COUNTED_MEMORY_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 95 matching lines @@
   std::string& data() { return data_; }
 
  private:
   virtual ~RefCountedString();
 
   std::string data_;
 
   DISALLOW_COPY_AND_ASSIGN(RefCountedString);
 };
 
+// An implementation of RefCountedMemory, that holds a chunk of memory

[brettw, 2013/11/21 23:29:50]

Grammar: no comma before "that"

+// previously allocated with malloc or calloc, and that therefore must be freed
+// using free().
+class BASE_EXPORT RefCountedMallocedMemory : public base::RefCountedMemory {
+ public:
+  RefCountedMallocedMemory(void* data, size_t length);
+
+  // Overridden from RefCountedMemory:
+  virtual const unsigned char* front() const OVERRIDE;
+  virtual size_t size() const OVERRIDE;
+
+ private:
+  virtual ~RefCountedMallocedMemory();
+
+  unsigned char* data_;
+  size_t length_;
+
+  DISALLOW_COPY_AND_ASSIGN(RefCountedMallocedMemory);
+};
+
 }  // namespace base
 
 #endif  // BASE_MEMORY_REF_COUNTED_MEMORY_H_