Add hal_dumpstate attribute.

- Also allow dumpstate to talk to hal_dumpstate.

Bug: 31982882
Test: compiles
Change-Id: Ib9cf0027ee7e71fa40b9ccc29fc8dccea6977e5c
diff --git a/private/file_contexts b/private/file_contexts
index 678fd05..70dde3a 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -231,6 +231,7 @@
 /system/lib(64)?/libart.*        u:object_r:libart_file:s0
 /system/bin/hw/android\.hardware\.audio@2\.0-service          u:object_r:hal_audio_default_exec:s0
 /system/bin/hw/android\.hardware\.boot@1\.0-service           u:object_r:hal_boot_exec:s0
+/system/bin/hw/android\.hardware\.dumpstate@1\.0-service      u:object_r:hal_dumpstate_default_exec:s0
 /system/bin/hw/android\.hardware\.graphics\.allocator@2\.0-service   u:object_r:hal_graphics_allocator_default_exec:s0
 /system/bin/hw/android\.hardware\.graphics\.composer@2\.1-service    u:object_r:hal_graphics_composer_default_exec:s0
 /system/bin/hw/android\.hardware\.health@1\.0-service         u:object_r:hal_health_exec:s0