Allow traversal into /storage/emulated.

Bug: 7255202
Change-Id: I06dce4b2ed50f2d6c488ac2a8190b6a3e9dc288d
diff --git a/init.grouper.rc b/init.grouper.rc
index 3e4d862..8e83008 100644
--- a/init.grouper.rc
+++ b/init.grouper.rc
@@ -6,7 +6,7 @@
 on init
     # See storage config details at http://source.android.com/tech/storage/
     mkdir /mnt/shell/emulated 0700 shell shell
-    mkdir /storage/emulated 0000 root root
+    mkdir /storage/emulated 0555 root root
 
     export EXTERNAL_STORAGE /storage/emulated/legacy
     export EMULATED_STORAGE_SOURCE /mnt/shell/emulated