Extracting NetLog inner classes into their own classes.

net/http/http_request_headers_unittest.cc

 // 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.
 
 #include "net/http/http_request_headers.h"
 
 #include <memory>
 
 #include "base/values.h"
+#include "net/log/net_log_capture_mode.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 
 namespace {
 
 TEST(HttpRequestHeaders, HasHeader) {
   HttpRequestHeaders headers;
   headers.SetHeader("Foo", "bar");
   EXPECT_TRUE(headers.HasHeader("foo"));
@@ skipping 160 matching lines @@
   ASSERT_TRUE(HttpRequestHeaders::FromNetLogParam(event_param.get(),
                                                   &headers2,
                                                   &request_line2));
   EXPECT_EQ(request_line, request_line2);
   EXPECT_EQ("B: b\r\nA: a\r\n\r\n", headers2.ToString());
 }
 
 }  // namespace
 
 }  // namespace net