| Index: chrome/browser/sync/notifier/base/fastalloc.h
|
| ===================================================================
|
| --- chrome/browser/sync/notifier/base/fastalloc.h (revision 46353)
|
| +++ chrome/browser/sync/notifier/base/fastalloc.h (working copy)
|
| @@ -1,59 +0,0 @@
|
| -// Copyright (c) 2009 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 CHROME_BROWSER_SYNC_NOTIFIER_BASE_FASTALLOC_H_
|
| -#define CHROME_BROWSER_SYNC_NOTIFIER_BASE_FASTALLOC_H_
|
| -
|
| -#include <assert.h>
|
| -
|
| -namespace notifier {
|
| -
|
| -template<class T, size_t Size>
|
| -class FastAlloc {
|
| - public:
|
| - FastAlloc() : buffer_(NULL), size_(0) { }
|
| - ~FastAlloc() { freeBuffer(); }
|
| - T* get_buffer(size_t size) {
|
| - if (size_ != 0) {
|
| - // We only allow one call to get_buffer. This makes the logic here
|
| - // simpler, and the user has to worry less about someone else calling
|
| - // get_buffer again on the same FastAlloc object and invalidating the
|
| - // memory they were using.
|
| - assert(false && "get_buffer may one be called once");
|
| - return NULL;
|
| - }
|
| -
|
| - if (size <= Size) {
|
| - buffer_ = internal_buffer_;
|
| - } else {
|
| - buffer_ = new T[size];
|
| - }
|
| -
|
| - if (buffer_ != NULL) {
|
| - size_ = size;
|
| - }
|
| - return buffer_;
|
| - }
|
| -
|
| - private:
|
| - void freeBuffer() {
|
| -#if defined(DEBUG)
|
| - memset(buffer_, 0xCC, size_ * sizeof(T));
|
| -#endif
|
| -
|
| - if (buffer_ != NULL && buffer_ != internal_buffer_) {
|
| - delete[] buffer_;
|
| - }
|
| - buffer_ = NULL;
|
| - size_ = 0;
|
| - }
|
| -
|
| - T* buffer_;
|
| - T internal_buffer_[Size];
|
| - size_t size_;
|
| -};
|
| -
|
| -}
|
| -
|
| -#endif // CHROME_BROWSER_SYNC_NOTIFIER_BASE_FASTALLOC_H_
|
|
|