ticket:8449: Review change - Replacing TABs with SPACEs.

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/yoshito@34422 251d0590-4201-4cf1-90de-194747b24ca1
ticket:8449: Review change - Removed unused private members.

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/yoshito@34424 251d0590-4201-4cf1-90de-194747b24ca1