MDL-45295 blocks: added a bit more info to upgrade.txt

157e267f · Dan Poltawski · a2c3649e · 157e267f
Commit 157e267f authored Dec 16, 2014 by Dan Poltawski
--- a/blocks/upgrade.txt
+++ b/blocks/upgrade.txt
@@ -3,7 +3,7 @@ information provided here is intended especially for developers.

 === 2.9 ===

-* The obsolete method preferred_width() was removed.
+* The obsolete method preferred_width() was removed (it was not doing anything)

 === 2.8 ===