SF bug 753592, websucker bug

Pass the proper variable when the user supplies a directory.
Will backport.

Misc/NEWS

@@ -24,6 +24,8 @@ Library
 Tools/Demos
 -----------
 
+- SF bug 753592: webchecker/wsgui now handles user supplied directories.
+
 Build
 -----
 

Tools/webchecker/wsgui.py

@@ -161,7 +161,7 @@ class App:
         else:
             self.sucker.savedir = dir
             self.sucker.rootdir = os.path.dirname(
-                websucker.Sucker.savefilename(self, url))
+                websucker.Sucker.savefilename(self.sucker, url))
         self.go_button.configure(state=DISABLED)
         self.auto_button.configure(state=DISABLED)
         self.cancel_button.configure(state=NORMAL)