Split up quic_frames.{h,cc} into files for each frame type.

net/quic/core/frames/quic_goaway_frame.h

Index: net/quic/core/frames/quic_goaway_frame.h
diff --git a/net/quic/core/frames/quic_goaway_frame.h b/net/quic/core/frames/quic_goaway_frame.h
new file mode 100644
index 0000000000000000000000000000000000000000..dedb893a9f0d9c95402725455315ec4839406cb0
--- /dev/null
+++ b/net/quic/core/frames/quic_goaway_frame.h
@@ -0,0 +1,32 @@
+// 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_GOAWAY_FRAME_H_
+#define NET_QUIC_CORE_FRAMES_QUIC_GOAWAY_FRAME_H_
+
+#include <string>
+
+#include "net/base/net_export.h"
+#include "net/quic/core/quic_error_codes.h"
+#include "net/quic/core/quic_types.h"
+
+namespace net {
+
+struct NET_EXPORT_PRIVATE QuicGoAwayFrame {
+  QuicGoAwayFrame();
+  QuicGoAwayFrame(QuicErrorCode error_code,
+                  QuicStreamId last_good_stream_id,
+                  const std::string& reason);
+
+  friend NET_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& os,
+                                                     const QuicGoAwayFrame& g);
+
+  QuicErrorCode error_code;
+  QuicStreamId last_good_stream_id;
+  std::string reason_phrase;
+};
+
+}  // namespace net
+
+#endif  // NET_QUIC_CORE_FRAMES_QUIC_GOAWAY_FRAME_H_