update jank test helper

* change reported jank frame to percentage based

Change-Id: I4dbac62a1ed5aca5708cc3378cfee6cf6c0e0797
diff --git a/common/ub-janktesthelper/PREBUILT b/common/ub-janktesthelper/PREBUILT
index 14e31f9..bbfbfba 100644
--- a/common/ub-janktesthelper/PREBUILT
+++ b/common/ub-janktesthelper/PREBUILT
@@ -1,6 +1,6 @@
 The object in this prebuilt directory can be rebuilt from
 	platform/frameworks/janktesthelper
 
-From the revision 392b02203de525e2b14d869031974a23fc8428a2
+From the revision eb1d7fefb2b96d990315254ab3fcd97dc4adfdee
 
-Prebuilt jar obtained from ub-support-test@1924105
+Prebuilt jar obtained from ub-support-test@1939984
diff --git a/common/ub-janktesthelper/ub-janktesthelper.jar b/common/ub-janktesthelper/ub-janktesthelper.jar
index 04b5dc7..a687af3 100644
--- a/common/ub-janktesthelper/ub-janktesthelper.jar
+++ b/common/ub-janktesthelper/ub-janktesthelper.jar
Binary files differ