Added HTTP DELETE request type to content:URLFetcher.

content/public/common/url_fetcher.h

 // Copyright (c) 2011 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 CONTENT_PUBLIC_COMMON_URL_FETCHER_H_
 #define CONTENT_PUBLIC_COMMON_URL_FETCHER_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 56 matching lines @@
   // Imposible http response code. Used to signal that no http response code
   // was received.
   enum ResponseCode {
     RESPONSE_CODE_INVALID = -1
   };
 
   enum RequestType {
     GET,
     POST,
     HEAD,
+    DELETE_REQUEST,   // DELETE is already taken on Windows.
+                      // <winnt.h> defines a DELETE macro.
   };
 
   // |url| is the URL to send the request to.
   // |request_type| is the type of request to make.
   // |d| the object that will receive the callback on fetch completion.
   static URLFetcher* Create(const GURL& url,
                             RequestType request_type,
                             URLFetcherDelegate* d);
 
   // Like above, but if there's a URLFetcherFactory registered with the
@@ skipping 134 matching lines @@
   // true, caller takes responsibility for the temp file, and it will not
   // be removed once the URLFetcher is destroyed.  User should not take
   // ownership more than once, or call this method after taking ownership.
   virtual bool GetResponseAsFilePath(bool take_ownership,
                                      FilePath* out_response_path) const = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_COMMON_URL_FETCHER_H_