chromium/storage/browser/blob/shareable_file_reference.cc

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "storage/browser/blob/shareable_file_reference.h"

#include <map>
#include <utility>

#include "base/lazy_instance.h"
#include "base/logging.h"
#include "base/sequence_checker.h"
#include "base/task/task_runner.h"

namespace storage {

namespace {

// A shareable file map with enforcement of sequence checker.
class ShareableFileMap { … };

base::LazyInstance<ShareableFileMap>::DestructorAtExit g_file_map = …;

}  // namespace

// static
scoped_refptr<ShareableFileReference> ShareableFileReference::Get(
    const base::FilePath& path) { … }

// static
scoped_refptr<ShareableFileReference> ShareableFileReference::GetOrCreate(
    const base::FilePath& path,
    FinalReleasePolicy policy,
    base::TaskRunner* file_task_runner) { … }

// static
scoped_refptr<ShareableFileReference> ShareableFileReference::GetOrCreate(
    ScopedFile scoped_file) { … }

void ShareableFileReference::AddFinalReleaseCallback(
    FinalReleaseCallback callback) { … }

ShareableFileReference::ShareableFileReference(ScopedFile scoped_file)
    : … { … }

ShareableFileReference::~ShareableFileReference() { … }

}  // namespace storage