Updated ASM to 7.1

Bug: 1112969
Change-Id: I7247d63f2eaa2c5db139c3051846e78a379a2997
diff --git a/build.gradle b/build.gradle
index 03eb7b1..cbfae61 100644
--- a/build.gradle
+++ b/build.gradle
@@ -34,7 +34,7 @@
 
 ext {
     androidSupportVersion = '25.4.0'
-    asmVersion = '6.2.1'
+    asmVersion = '7.1'
     espressoVersion = '3.0.0'
     fastutilVersion = '7.2.0'
     guavaVersion = '23.0'