Fix the long time ioctl problem.
am: 4155520522

Change-Id: If1ef88863a908098bd46e03d3725248ffafdab94
diff --git a/payload_consumer/delta_performer.cc b/payload_consumer/delta_performer.cc
index 94c5c60..12d3654 100644
--- a/payload_consumer/delta_performer.cc
+++ b/payload_consumer/delta_performer.cc
@@ -145,8 +145,8 @@
     const char* name;
   };
   const vector<blkioctl_request> blkioctl_requests = {
-      {BLKSECDISCARD, "BLKSECDISCARD"},
       {BLKDISCARD, "BLKDISCARD"},
+      {BLKSECDISCARD, "BLKSECDISCARD"},
 #ifdef BLKZEROOUT
       {BLKZEROOUT, "BLKZEROOUT"},
 #endif