Fixed incorrect calculation of dirty invalidation area

Padding was already taken into consideration before calling
invalidateDrawable in ProgressBar.

Change-Id: Id7f23bd15bb19e2294c07adb2acb397100ea97e8
Do not set the network mode differently for LTE+CDMA

ro.telephony.default_network can be set if needed to set a different
value for LTE+CDMA. No need to hardcode preferred network mode in the source code.

Change-Id: Iae65f72a6a3bc31d500c5ecec87368a6f2a5d117