Decrease the DST cache increment to take into account the suspension of DST in Egypt during Ramadan 2010.
Decrease the DST cache increment to take into account the suspension
of DST in Egypt during Ramadan 2010.

Review URL: http://codereview.chromium.org/3122025

git-svn-id: b158db1e4b4ab85d4c9e510fdef4b1e8c614b15b@5289 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh