eb92af4080
Also revert "Round days-computation to get rid of daylight-savings differences." This reverts commit 7542 and commit 8544. Review URL: https://chromiumcodereview.appspot.com//10534111 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@8547 260f80e4-7a28-3924-810f-c04153c831b5