Revert "Frameworks: Implement Dynamic System Bars (1/2)"

This reverts commit 368208483ad4e25a5908e0b89f6e0296416bad27.

Conflicts:
	packages/SystemUI/src/com/android/systemui/BatteryMeterView.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/BarBackgroundUpdater.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitions.java

Change-Id: Iafca12ae4e04e1e99abb476565d0fffe700b2e2c