Merge "persist.sys.boot.reason is cleared once read by bootstat"

    private static final int HALT_MODE_REBOOT = 1;

    private static final int HALT_MODE_REBOOT_SAFE_MODE = 2;

    // Persistent property for last reboot reason

    private static final String LAST_REBOOT_PROPERTY = "persist.sys.boot.reason";

    // property for last reboot reason

    private static final String REBOOT_PROPERTY = "sys.boot.reason";

    private final Context mContext;

    private final ServiceThread mHandlerThread;

            final long ident = Binder.clearCallingIdentity();

            try {

                return getLastShutdownReasonInternal(LAST_REBOOT_PROPERTY);

                return getLastShutdownReasonInternal(REBOOT_PROPERTY);

            } finally {

                Binder.restoreCallingIdentity(ident);

            }