Fixed redraw artefact when clearing accept/cancel.
Fix in 6e92a0aa4e55 was not enough, there was another off-by-one error.
--- a/Tools__CodeView2.st Fri Sep 11 06:23:14 2015 +0100
+++ b/Tools__CodeView2.st Sun Sep 13 05:59:12 2015 +0100
@@ -1,5 +1,3 @@
-"{ Encoding: utf8 }"
-
"
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