Allow shell to set log.tag.* properties

Also allow shell to set persist.log.tag.*

Bug: 28942894
Change-Id: Ifdb2c87871f159dd15338db372921297aea3bc6b
diff --git a/property_contexts b/property_contexts
index 70a8080..92a90ab 100644
--- a/property_contexts
+++ b/property_contexts
@@ -33,6 +33,7 @@
 debug.db.               u:object_r:debuggerd_prop:s0
 dumpstate.              u:object_r:dumpstate_prop:s0
 log.                    u:object_r:log_prop:s0
+log.tag.                u:object_r:log_tag_prop:s0
 log.tag.WifiHAL         u:object_r:wifi_log_prop:s0
 service.adb.root        u:object_r:shell_prop:s0
 service.adb.tcp.port    u:object_r:shell_prop:s0
@@ -41,7 +42,7 @@
 persist.debug.          u:object_r:persist_debug_prop:s0
 persist.logd.           u:object_r:logd_prop:s0
 persist.logd.security   u:object_r:device_logging_prop:s0
-persist.log.tag         u:object_r:log_prop:s0
+persist.log.tag.        u:object_r:log_tag_prop:s0
 persist.mmc.            u:object_r:mmc_prop:s0
 persist.sys.            u:object_r:system_prop:s0
 persist.sys.safemode    u:object_r:safemode_prop:s0