Move QUIC error code utility methods to quic_error_codes.{h,cc}, and rename them slightly. No beha…

net/quic/core/quic_error_codes.h

 // Copyright (c) 2012 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_QUIC_ERROR_CODES_H_
 #define NET_QUIC_QUIC_ERROR_CODES_H_
 
 #include <stdint.h>
 
 #include <limits>
 
+#include "net/base/net_export.h"
+
 namespace net {
 
 enum QuicRstStreamErrorCode {
   // Complete response has been sent, sending a RST to ask the other endpoint
   // to stop sending request data without discarding the response.
   QUIC_STREAM_NO_ERROR = 0,
 
   // There was some error which halted stream processing.
   QUIC_ERROR_PROCESSING_STREAM,
   // We got two fin or reset offsets which did not match.
@@ skipping 24 matching lines @@
   QUIC_PROMISE_VARY_MISMATCH,
   // Only GET and HEAD methods allowed.
   QUIC_INVALID_PROMISE_METHOD,
   // The push stream is unclaimed and timed out.
   QUIC_PUSH_STREAM_TIMED_OUT,
   // Received headers were too large.
   QUIC_HEADERS_TOO_LARGE,
   // No error. Used as bound while iterating.
   QUIC_STREAM_LAST_ERROR,
 };
-// QUIC error codes are encoded to a single octet on-the-wire.
+// QuicRstStreamErrorCode is encoded as a single octet on-the-wire.
 static_assert(static_cast<int>(QUIC_STREAM_LAST_ERROR) <=
                   std::numeric_limits<uint8_t>::max(),
-              "QuicErrorCode exceeds single octet");
+              "QuicRstStreamErrorCode exceeds single octet");
 
 // These values must remain stable as they are uploaded to UMA histograms.
 // To add a new error code, use the current value of QUIC_LAST_ERROR and
 // increment QUIC_LAST_ERROR.
 enum QuicErrorCode {
   QUIC_NO_ERROR = 0,
 
   // Connection has reached an invalid state.
   QUIC_INTERNAL_ERROR = 1,
   // There were data frames after the a fin or reset.
@@ skipping 198 matching lines @@
   // to crash.
   QUIC_STREAM_SEQUENCER_INVALID_STATE = 95,
 
   // Connection closed because of server hits max number of sessions allowed.
   // TODO(fayang): Add monitoring for QUIC_TOO_MANY_SESSIONS_ON_SERVER.
   QUIC_TOO_MANY_SESSIONS_ON_SERVER = 96,
 
   // No error. Used as bound while iterating.
   QUIC_LAST_ERROR = 97,
 };
+// QuicErrorCodes is encoded as a single octet on-the-wire.
+static_assert(static_cast<int>(QUIC_LAST_ERROR) <=
+                  std::numeric_limits<uint8_t>::max(),
+              "QuicErrorCode exceeds single octet");
+
+// Returns the name of the QuicRstStreamErrorCode as a char*
+NET_EXPORT_PRIVATE const char* QuicRstStreamErrorCodeToString(
+    QuicRstStreamErrorCode error);
+
+// Returns the name of the QuicErrorCode as a char*
+NET_EXPORT_PRIVATE const char* QuicErrorCodeToString(QuicErrorCode error);
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_ERROR_CODES_H_