Split net/spdy into core and chromium subdirectories.

net/spdy/spdy_headers_handler_interface.h

-// Copyright 2015 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 NET_SPDY_SPDY_HEADERS_HANDLER_INTERFACE_H_
-#define NET_SPDY_SPDY_HEADERS_HANDLER_INTERFACE_H_
-
-#include <stddef.h>
-
-#include "net/base/net_export.h"
-#include "net/spdy/platform/api/spdy_string_piece.h"
-
-namespace net {
-
-// This interface defines how an object that accepts header data should behave.
-// It is used by both SpdyHeadersBlockParser and HpackDecoder.
-class NET_EXPORT_PRIVATE SpdyHeadersHandlerInterface {
- public:
-  virtual ~SpdyHeadersHandlerInterface() {}
-
-  // A callback method which notifies when the parser starts handling a new
-  // header block. Will only be called once per block, even if it extends into
-  // CONTINUATION frames.
-  virtual void OnHeaderBlockStart() = 0;
-
-  // A callback method which notifies on a header key value pair. Multiple
-  // values for a given key will be emitted as multiple calls to OnHeader.
-  virtual void OnHeader(SpdyStringPiece key, SpdyStringPiece value) = 0;
-
-  // TODO(yasong): deprecate this method with
-  // --chromium_http2_flag_log_compressed_size.
-  // A callback method which notifies when the parser finishes handling a
-  // header block (i.e. the containing frame has the END_HEADERS flag set).
-  // Also indicates the total number of bytes in this block.
-  virtual void OnHeaderBlockEnd(size_t uncompressed_header_bytes) = 0;
-
-  // A callback method which notifies when the parser finishes handling a
-  // header block (i.e. the containing frame has the END_HEADERS flag set).
-  // Also indicates the total number of bytes in this block.
-  virtual void OnHeaderBlockEnd(size_t uncompressed_header_bytes,
-                                size_t compressed_header_bytes) = 0;
-};
-
-}  // namespace net
-
-#endif  // NET_SPDY_SPDY_HEADERS_HANDLER_INTERFACE_H_