Start benchmarking on openjdk 8

This is simply a marker

R=bak@google.com

Bug:
Change-Id: I2df2a0b16dbcf279813872ecb9b6af7af69a5afb
diff --git a/tools/run-r8-on-gmscore.py b/tools/run-r8-on-gmscore.py
index 6d09760..f4d8994 100755
--- a/tools/run-r8-on-gmscore.py
+++ b/tools/run-r8-on-gmscore.py
@@ -4,7 +4,6 @@
 # BSD-style license that can be found in the LICENSE file.
 
 import sys
-
 import run_on_app
 
 if __name__ == '__main__':