Improve Toast RTL support
Improve Toast RTL support

- use Locale from Context

Change-Id: Ic93bb6e3f9310d54d879c20754c9310154940565

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base