chromium/third_party/blink/renderer/platform/blob/blob_bytes_provider.h

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_BLOB_BLOB_BYTES_PROVIDER_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_BLOB_BLOB_BYTES_PROVIDER_H_

#include "base/gtest_prod_util.h"
#include "base/sequence_checker.h"
#include "base/task/sequenced_task_runner.h"
#include "third_party/blink/public/mojom/blob/blob_registry.mojom-blink-forward.h"
#include "third_party/blink/public/mojom/blob/data_element.mojom-blink.h"
#include "third_party/blink/renderer/platform/blob/blob_data.h"

namespace blink {

// Implementation of the BytesProvider mojo interface, used to transport bytes
// making up a blob to the browser process, at the request of the blob service.
//
// Typical usage of this class creates and calls AppendData on one thread, and
// then transfers ownership of the class to a different thread using the `Bind`
// method. This ensures that the various Request* methods are called on a
// thread that is allowed to do File IO.
class PLATFORM_EXPORT BlobBytesProvider : public mojom::blink::BytesProvider { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_BLOB_BLOB_BYTES_PROVIDER_H_