Various formatting cleanups to net/quic/core/frames

net/quic/core/frames/quic_rst_stream_frame.h

 // Copyright (c) 2016 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_QUIC_CORE_FRAMES_QUIC_RST_STREAM_FRAME_H_
 #define NET_QUIC_CORE_FRAMES_QUIC_RST_STREAM_FRAME_H_
 
+#include <ostream>
+
 #include "net/quic/core/quic_error_codes.h"
 #include "net/quic/core/quic_types.h"
 #include "net/quic/platform/api/quic_export.h"
 
 namespace net {
 
 struct QUIC_EXPORT_PRIVATE QuicRstStreamFrame {
   QuicRstStreamFrame();
   QuicRstStreamFrame(QuicStreamId stream_id,
                      QuicRstStreamErrorCode error_code,
                      QuicStreamOffset bytes_written);
 
   friend QUIC_EXPORT_PRIVATE std::ostream& operator<<(
       std::ostream& os,
       const QuicRstStreamFrame& r);
 
   QuicStreamId stream_id;
   QuicRstStreamErrorCode error_code;
 
   // Used to update flow control windows. On termination of a stream, both
   // endpoints must inform the peer of the number of bytes they have sent on
   // that stream. This can be done through normal termination (data packet with
   // FIN) or through a RST.
   QuicStreamOffset byte_offset;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_CORE_FRAMES_QUIC_RST_STREAM_FRAME_H_