make CPUInfoService work for non HTC tegra devices

Change-Id: I3fd483c5e20f21c6be4f33e508ada71f5a7c2033

Conflicts:
	packages/SystemUI/src/com/android/systemui/CPUInfoService.java
scale CPUInfoService width correctly

Change-Id: I39fb0360d016db3ece10f67193b20e04998a0810