tree 03c305c757d32b1b4524a0eb5c1c8f3a0d81fc83
parent 4b94a311d1fa7b9393b33bb8e29fec2e9b896d3c
author Andrew Lee <anwlee@google.com> 1414607394 -0700
committer Andrew Lee <anwlee@google.com> 1414609042 -0700

Delete superfluous call feature settings code.

+ Remove superfluous voicemail provider null checks. Voicemail
provider always exists in the preferences which are added and is
never removed, so these null checks are unnecessary.

+ Remove unused class variables and functions.

Bug: 17019623
Change-Id: I5f9175ccb24f54e2e748938652f12b09bffa8fcc