Reduce number of binder calls by saving nav bar state

Change-Id: I3729d05a34a661cb74e998c40b61c615cdbf83a6
Merge "Reduce number of binder calls by saving nav bar state" into cm-10.1
Merge branch 'cm-10.1' of git://github.com/CyanogenMod/android_frameworks_base into cm-10.1

Conflicts:
	core/java/android/view/ViewConfiguration.java