SPDY: Use SpdyMajorVersion rather than ints for SPDY version number.

net/spdy/spdy_test_utils.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_SPDY_TEST_UTILS_H_
 #define NET_SPDY_TEST_UTILS_H_
 
 #include <string>
 
 #include "net/spdy/spdy_protocol.h"
 
 namespace net {
 
 namespace test {
 
 std::string HexDumpWithMarks(const unsigned char* data, int length,
                              const bool* marks, int mark_length);
 
 void CompareCharArraysWithHexError(
     const std::string& description,
     const unsigned char* actual,
     const int actual_len,
     const unsigned char* expected,
     const int expected_len);
 
-void SetFrameFlags(SpdyFrame* frame, uint8 flags, int spdy_version);
+void SetFrameFlags(SpdyFrame* frame,
+                   uint8 flags,
+                   SpdyMajorVersion spdy_version);
 
-void SetFrameLength(SpdyFrame* frame, size_t length, int spdy_version);
+void SetFrameLength(SpdyFrame* frame,
+                    size_t length,
+                    SpdyMajorVersion spdy_version);
 
 }  // namespace test
 
 }  // namespace net
 
 #endif  // NET_SPDY_TEST_UTILS_H_