deleted paren syntax error

svn path=/trunk/matplotlib/; revision=1746

Author: cmoad

lib/matplotlib/backends/backend_gtk.py

@@ -150,7 +150,7 @@ def resize(self, w, h):
         padw = winw-myw
         padh = winh-myh
 
-        neww = w+padw)
+        neww = w+padw
         newh = h+padh
         self.parent.parent.resize(neww, newh)