am aa459370: Update javadoc for TelephonyManager.getNetwork* for CDMA.

Merge commit 'aa4593706e4586fb4dfa6bd00d49c6f6159cbe0f'

* commit 'aa4593706e4586fb4dfa6bd00d49c6f6159cbe0f':
  Update javadoc for TelephonyManager.getNetwork* for CDMA.