Add interface method for initialize.

mailnews/imap/public/nsIImapUrl.h

@@ -122,6 +122,10 @@ public:
         nsImapUidExpunge                        = 0x10000027
 	} nsImapAction;
 
+	// Initialization method used to initialize the url...right now
+	// we only need the user name....we may need more info in the future
+	NS_IMETHOD Initialize(const char * aUserName) = 0;
+
 	/////////////////////////////////////////////////////////////////////////////// 
 	// Getters and Setters for the imap specific event sinks to bind to to your url
 	///////////////////////////////////////////////////////////////////////////////