add fix /data/data contexts to fixPermissions
only compile symbols if selinux is defined
Change-Id: I7c8596360cdf2f715c8e1379fc55ea27d9370393
Merge "add fix /data/data contexts to fixPermissions only compile symbols if selinux is defined Change-Id: I7c8596360cdf2f715c8e1379fc55ea27d9370393" into android-4.4