Change-Id: I51977f32f38e06d56ce170840d803be40df0b59c
At UPDATE event, pkgid (package parameter) is valid, and only appid is changed; the previous appid is invalid.
If multiple packages (including non-IME pkgs) are uninstalled and installed; Z300H UPS (ultra power saving) mode scenario.
-For example, A and B packages are uninstalled and installed, the package manager works in this order: A UNINSTALL ¡æB UNINSTALL ¡æA INSTALL ¡æB INSTALL
+For example, A and B packages are uninstalled and installed, the package manager works in this order: A UNINSTALL -> B UNINSTALL -> A INSTALL -> B INSTALL
Assuming IMEngine won't be changed through this. IMEngine might have multiple appids for one pkgid.
Assuming preinstalled IME won't be changed through this.