Move getPhoneCount implementation back to TelephonyManager.

Moving it inside iTelephony creates problems. Some components call
getPhoneCount during initialization while iTelephony service is not
even running, which will cause phone process to crash.

Bug: 123667461
Test: manual
Change-Id: Ie13f6222caa1b23b0a537edc014cccd143194b38
Merged-In: Ie13f6222caa1b23b0a537edc014cccd143194b38
1 file changed