Remove the HistoryState property of WebRequest....

webkit/glue/weburlrequest_impl.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 WEBKIT_GLUE_WEBURLREQUEST_IMPL_H_
 #define WEBKIT_GLUE_WEBURLREQUEST_IMPL_H_
 
 #include "base/compiler_specific.h"
 #include "webkit/glue/weburlrequest.h"
 
@@ skipping 19 matching lines @@
   virtual WebRequestCachePolicy GetCachePolicy() const;
   virtual void SetCachePolicy(WebRequestCachePolicy policy);
   virtual std::string GetHttpMethod() const;
   virtual void SetHttpMethod(const std::string& method);
   virtual std::string GetHttpHeaderValue(const std::string& field) const;
   virtual void SetHttpHeaderValue(const std::string& field,
       const std::string& value);
   virtual void GetHttpHeaders(HeaderMap* headers) const;
   virtual void SetHttpHeaders(const HeaderMap& headers);
   virtual std::string GetHttpReferrer() const;
-  virtual std::string GetHistoryState() const;
-  virtual void SetHistoryState(const std::string& value);
   virtual std::string GetSecurityInfo() const;
   virtual void SetSecurityInfo(const std::string& value);
   virtual bool HasUploadData() const;
   virtual void GetUploadData(net::UploadData* data) const;
   virtual void SetUploadData(const net::UploadData& data);
   virtual void SetRequestorID(int requestor_id);
 
   // WebRequestImpl
   const WebCore::FrameLoadRequest& frame_load_request() const {
     return request_;
   }
   void set_frame_load_request(const WebCore::FrameLoadRequest& request) {
     request_ = request;
   }
 
-  PassRefPtr<WebCore::HistoryItem> history_item() const {
-    return history_item_;
-  }
-
  protected:
   WebCore::FrameLoadRequest request_;
-  RefPtr<WebCore::HistoryItem> history_item_;
 };
 
 #endif  // #ifndef WEBKIT_GLUE_WEBURLREQUEST_IMPL_H_