Reduce the amount of included header files. Vast change like in "Oh God! This...

net/http/http_response_info.h

 // Copyright (c) 2006-2008 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_HTTP_HTTP_RESPONSE_INFO_H__
-#define NET_HTTP_HTTP_RESPONSE_INFO_H__
+#ifndef NET_HTTP_HTTP_RESPONSE_INFO_H_
+#define NET_HTTP_HTTP_RESPONSE_INFO_H_
 
 #include "base/time.h"
 #include "net/base/auth.h"
 #include "net/base/ssl_info.h"
-#include "net/http/http_response_headers.h"
 #include "net/http/http_vary_data.h"
 
 namespace net {
 
+class HttpResponseHeaders;
+
 class HttpResponseInfo {
  public:
+  HttpResponseInfo();
+  ~HttpResponseInfo();
+
   // The following is only defined if the request_time memmber is set.
   // If this response was resurrected from cache, then this bool is set, and
   // request_time may corresponds to a time "far" in the past.  Note that
   // stale content (perhaps un-cacheable) may be fetched from cache subject to
   // the load flags specified on the request info.  For example, this is done
   // when a user presses the back button to re-render pages, or at startup, when
   // reloading previously visited pages (without going over the network).
   bool was_cached;
 
   // The time at which the request was made that resulted in this response.
@@ skipping 13 matching lines @@
 
   // The parsed response headers and status line.
   scoped_refptr<HttpResponseHeaders> headers;
 
   // The "Vary" header data for this response.
   HttpVaryData vary_data;
 };
 
 }  // namespace net
 
-#endif  // NET_HTTP_HTTP_RESPONSE_INFO_H__
-
+#endif  // NET_HTTP_HTTP_RESPONSE_INFO_H_