Store non-standard HTTP headers in history

webkit/api/public/WebHistoryItem.h

Index: webkit/api/public/WebHistoryItem.h
===================================================================
--- webkit/api/public/WebHistoryItem.h	(revision 26790)
+++ webkit/api/public/WebHistoryItem.h	(working copy)
@@ -41,6 +41,7 @@
 namespace WebKit {
     class WebHistoryItemPrivate;
     class WebHTTPBody;
+    class WebHTTPHeaderVisitor;
     class WebString;
     struct WebPoint;
     template <typename T> class WebVector;
@@ -106,6 +107,9 @@
         WEBKIT_API WebHTTPBody httpBody() const;
         WEBKIT_API void setHTTPBody(const WebHTTPBody&);
 
+        WEBKIT_API void setHTTPHeaderField(const WebString&, const WebString&);
+        WEBKIT_API void visitHTTPHeaderFields(WebHTTPHeaderVisitor*) const;
+
         WEBKIT_API WebVector<WebHistoryItem> children() const;
         WEBKIT_API void setChildren(const WebVector<WebHistoryItem>&);
         WEBKIT_API void appendToChildren(const WebHistoryItem&);