Revert "Telephony: Don't read records from card if not needed."

This breaks reading critical information from nv index.

This reverts commit 79920f0fc6547b718707ad2b89124be525c11738.

Change-Id: Ie8e676a59e10c6da70eded511a979022667aa6fa
Merge branch 'cm-10.2' of git://github.com/CyanogenMod/android_frameworks_opt_telephony into cm-10.2