Delete policy it is alread included in binder_call macros.

define(`binder_call', `
allow $1 $2:binder { call transfer };
allow $2 $1:binder transfer;
allow $1 $2:fd use;
')

binder_call(surfaceflinger, appdomain)
binder_call(surfaceflinger, bootanim)

it is alread include these policy.. so I can delete these policy!
allow surfaceflinger appdomain:fd use;
allow surfaceflinger bootanim:fd use;

surfaceflinger.te

@@ -38,12 +38,8 @@ set_prop(surfaceflinger, system_prop)
 set_prop(surfaceflinger, ctl_bootanim_prop)
 
 # Use open files supplied by an app.
-allow surfaceflinger appdomain:fd use;
 allow surfaceflinger app_data_file:file { read write };
 
-# Use open file provided by bootanim.
-allow surfaceflinger bootanim:fd use;
-
 # Allow a dumpstate triggered screenshot
 binder_call(surfaceflinger, dumpstate)
 binder_call(surfaceflinger, shell)