Revert "Reland r42300: "HttpRequestHeaders refactor."""

net/http/http_request_headers.h

Index: net/http/http_request_headers.h
diff --git a/net/http/http_request_headers.h b/net/http/http_request_headers.h
deleted file mode 100644
index 79522aa339e5b7c3c1c58bc0633017861eb22e8d..0000000000000000000000000000000000000000
--- a/net/http/http_request_headers.h
+++ /dev/null
@@ -1,97 +0,0 @@
-// Copyright (c) 2010 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.
-//
-// HttpRequestHeaders manages the request headers (including the request line).
-// It maintains these in a vector of header key/value pairs, thereby maintaining
-// the order of the headers.  This means that any lookups are linear time
-// operations.
-
-#ifndef NET_HTTP_HTTP_REQUEST_HEADERS_H_
-#define NET_HTTP_HTTP_REQUEST_HEADERS_H_
-
-#include <string>
-#include <vector>
-#include "base/basictypes.h"
-#include "base/string_piece.h"
-
-namespace net {
-
-class HttpRequestHeaders {
- public:
-  static const char kGetMethod[];
-
-  static const char kCacheControl[];
-  static const char kConnection[];
-  static const char kContentLength[];
-  static const char kHost[];
-  static const char kPragma[];
-  static const char kProxyConnection[];
-  static const char kReferer[];
-  static const char kUserAgent[];
-
-  HttpRequestHeaders();
-  ~HttpRequestHeaders();
-
-  void SetRequestLine(const base::StringPiece& method,
-                      const base::StringPiece& path,
-                      const base::StringPiece& version);
-
-  // Sets the header value pair for |key| and |value|.  If |key| already exists,
-  // then the header value is modified, but the key is untouched, and the order
-  // in the vector remains the same.  When comparing |key|, case is ignored.
-  void SetHeader(const base::StringPiece& key, const base::StringPiece& value);
-
-  // Removes the first header that matches (case insensitive) |key|.
-  void RemoveHeader(const base::StringPiece& key);
-
-  // Parses the header from a string and calls SetHeader() with it.  This string
-  // should not contain any CRLF.  As per RFC2616, the format is:
-  //
-  // message-header = field-name ":" [ field-value ]
-  // field-name     = token
-  // field-value    = *( field-content | LWS )
-  // field-content  = <the OCTETs making up the field-value
-  //                  and consisting of either *TEXT or combinations
-  //                  of token, separators, and quoted-string>
-  //
-  // AddHeaderFromString() will trim any LWS surrounding the
-  // field-content.
-  void AddHeaderFromString(const base::StringPiece& header_line);
-
-  // Calls SetHeader() on each header from |other|, maintaining order.
-  void MergeFrom(const HttpRequestHeaders& other);
-
-  // Serializes HttpRequestHeaders to a string representation.  Joins all the
-  // header keys and values with ": ", and inserts "\r\n" between each header
-  // line, and adds the trailing "\r\n".
-  std::string ToString() const;
-
- private:
-  struct HeaderKeyValuePair {
-    HeaderKeyValuePair() {}
-    HeaderKeyValuePair(const base::StringPiece& key,
-                       const base::StringPiece& value)
-        : key(key.data(), key.size()), value(value.data(), value.size()) {}
-
-    std::string key;
-    std::string value;
-  };
-
-  typedef std::vector<HeaderKeyValuePair> HeaderVector;
-
-  HeaderVector::iterator FindHeader(const base::StringPiece& key);
-  HeaderVector::const_iterator FindHeader(const base::StringPiece& key) const;
-
-  std::string method_;
-  std::string path_;
-  std::string version_;
-
-  HeaderVector headers_;
-
-  DISALLOW_COPY_AND_ASSIGN(HttpRequestHeaders);
-};
-
-}  // namespace net
-
-#endif  // NET_HTTP_HTTP_REQUEST_HEADERS_H_