Merge tag 'android-4.4.1_r1' into HEAD

Android 4.4.1 Release 1

Conflicts:
	core/java/android/os/FileUtils.java
	core/jni/android_os_FileUtils.cpp
	packages/Keyguard/src/com/android/keyguard/KeyguardHostView.java
	packages/Keyguard/src/com/android/keyguard/KeyguardTransportControlView.java
	packages/SystemUI/AndroidManifest.xml
	packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarTransitions.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
	packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyButtonView.java
	policy/src/com/android/internal/policy/impl/PhoneWindow.java
	services/java/com/android/server/SystemServer.java
	services/java/com/android/server/am/ActivityManagerService.java
	services/java/com/android/server/am/ActivityStack.java
	services/java/com/android/server/display/WifiDisplayController.java
	services/java/com/android/server/power/DisplayPowerController.java
	tools/layoutlib/bridge/src/com/android/layoutlib/bridge/impl/RenderAction.java
	tools/layoutlib/create/src/com/android/tools/layoutlib/create/Main.java

Change-Id: Ia0ea4b79b412bd0cdbbe620971915af88c6791c7