hgweb: fix errors spotted by pychecker

hgweb: fix errors spotted by pychecker

--- a/mercurial/hgweb/server.py	Mon Sep 18 12:01:32 2006 +0200
+++ b/mercurial/hgweb/server.py	Mon Sep 18 17:32:28 2006 +0200
@@ -30,9 +30,9 @@
         self.handler = handler
     def flush(self):
         pass
-    def write(str):
+    def write(self, str):
         self.writelines(str.split('\n'))
-    def writelines(seq):
+    def writelines(self, seq):
         for msg in seq:
             self.handler.log_error("HG error:  %s", msg)