added ref count init macro to handler constructor. hooked up the newUrl method to set the out nsIUrl param.

netwerk/protocol/ftp/src/nsFtpProtocolHandler.cpp

@@ -27,12 +27,11 @@ static NS_DEFINE_CID(kTypicalUrlCID,            NS_TYPICALURL_CID);
 
 ////////////////////////////////////////////////////////////////////////////////
 
-nsFtpProtocolHandler::nsFtpProtocolHandler()
-{
+nsFtpProtocolHandler::nsFtpProtocolHandler() {
+    NS_INIT_REFCNT();
 }
 
-nsFtpProtocolHandler::~nsFtpProtocolHandler()
-{
+nsFtpProtocolHandler::~nsFtpProtocolHandler() {
 }
 
 NS_IMPL_ISUPPORTS(nsFtpProtocolHandler, nsIProtocolHandler::GetIID());
@@ -91,6 +90,9 @@ nsFtpProtocolHandler::NewUrl(const char* aSpec,
 
     rv = url->Init(aSpec, aBaseUrl);
 
+    *result = NS_STATIC_CAST(nsIUrl*, url);
+    NS_ADDREF(*result);
+
     return rv;
 }