adjust methods for preinstall

N/A

Change-Id: Ie43e539112b9d2cd5c73801367db4a446513d489
Make switching fonts without reboot.

Ref-Id: I9df0f6a53579301b0b0ee70c483c78be9e92edd3
Change-Id: I8d01d043d3012f65ddd0a589dfdd684c944d0d53
fix NoClassDefFoundError

N/A

Change-Id: I0aec3d85f0006681c78571fdeacaf296860323ee
amend error in ActivityThread.smali

Change-Id: I4b864c23934d36da536467ad84615153e62a31f1
amend merged error

Change-Id: I20f0344b90f5e81cd3f7b65650b214404bf07842