remove dependency on xmlextras and dom introduced by initial rss support, fix build bustage for those who don't build xmlextras but build mailnews 225158 r/sr=sspitzer

mailnews/local/src/Makefile.in

@@ -64,8 +64,6 @@ REQUIRES	= xpcom \
 		  docshell \
 		  msgimap \
 		  nkcache \
-		  xmlextras \
-		  dom \
 		  $(NULL)
 
 CPPSRCS		= \

mailnews/local/src/nsRssIncomingServer.h

@@ -41,8 +41,6 @@
 #include "nsILocalMailIncomingServer.h"
 #include "nsMsgIncomingServer.h"
 
-#include "nsIXMLHttpRequest.h"
-#include "nsIDOMEventListener.h"
 
 class nsRssIncomingServer : public nsMsgIncomingServer,
                                  public nsIRssIncomingServer,
@@ -59,9 +57,6 @@ public:
     nsRssIncomingServer();
     virtual ~nsRssIncomingServer();
 
-private:
-    nsresult Load(const char *aURI);    
-    nsCOMPtr<nsIXMLHttpRequest> mXMLHttpRequest;
 };
 
 #endif /* __nsRssIncomingServer_h */