Merge "Allow update_engine to kill postinstall process." am: 987014c8 am: adabd898

am: 81e48f97

Change-Id: I0f30763ac163bb5032d296097b346eec10ed2dc2

public/update_engine_common.te

@@ -30,7 +30,7 @@ allow update_engine_common postinstall_file:dir r_dir_perms;
 allow update_engine_common shell_exec:file rx_file_perms;
 
 # Allow update_engine_common to suspend, resume and kill the postinstall program.
-allow update_engine_common postinstall:process { signal sigstop };
+allow update_engine_common postinstall:process { signal sigstop sigkill };
 
 # access /proc/misc
 # Access is also granted to proc:file, but it is likely unneeded