codereview: keep quiet when not in use

This prevents status messages from filling the
screen when using a command like 'hg log | less'.

R=rsc
CC=golang-dev
https://golang.org/cl/3666042

diff --git a/lib/codereview/codereview.py b/lib/codereview/codereview.py
index b4b085fc71e4e393692f8c01b5abd5e26db9077e..e8c84abec296f57d3392b7d0aa71ad792a8d92a3 100644 (file)
--- a/lib/codereview/codereview.py
+++ b/lib/codereview/codereview.py
@@ -471,7 +471,7 @@ def LoadCL(ui, repo, name, web=True):
        set_status("loaded CL " + name)
        return cl, ''
 
-global_status = ""
+global_status = None
 
 def set_status(s):
        # print >>sys.stderr, "\t", time.asctime(), s