Contacts: Contacts crash when tap "Tag" again

If set ellipsis at middle of text, Array index out Of bounds
exception will happen when calculate ellipsis.

Set ellipsis at end of the text.

CRs-Fixed: 541823

Change-Id: I4daba4fb7c74b827010227ab9a1501416b6307b9
Merge "Contacts: Contacts crash when tap "Tag" again" into jb-mr2