Improve FocusFinder for RTL support
Improve FocusFinder for RTL support

- fix some issues introduced in the previous CL

Change-Id: Ib679e9f66b029506c7e07e44b8fef176ad262585

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