Merge "Allow hwcomposer to change scheduling policy"

am: daeb5e01

Change-Id: If2e1e939980f6c3c4c9aaf765b4418f11aef4084

public/hal_graphics_composer.te

@@ -14,3 +14,6 @@ allow hal_graphics_composer graphics_device:chr_file rw_file_perms;
 allow hal_graphics_composer system_server:fd use;
 allow hal_graphics_composer bootanim:fd use;
 allow hal_graphics_composer appdomain:fd use;
+
+# allow self to set SCHED_FIFO
+allow hal_graphics_composer self:capability sys_nice;