CMAccount: Remove unused strings

Change-Id: Ib123338ed572e1149ab3e781b75384c205b5b0be
Automatic translation import

Change-Id: I89637779547f4ae4d56141df75fc27239a568ed5
Automatic translation import

Change-Id: I40fa2716cb50de48ed29f0aeb9e1426a11e171b6
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_packages_apps_CMAccount into cm-11.0