NavigationBar : Only inflate once

Since the navbar now has updateResources(), there is no need to reinflate
it upon a theme change.

Change-Id: Ie4753a767a1cb45eb459ee692d16067f83cc7d23
Merge "NavigationBar : Only inflate once" into cm-10.1
NFC polling mode (3/3)

Change-Id: Ia03413578d47e7cd0ffb3080778b6a1154cfc651

Conflicts:
	core/java/android/provider/Settings.java