Remove d8-master.jar from update_prebuilds_in_android.py

Change-Id: If2afaf1ea43439a6a23ae4b6cc219a8e2232cb17
diff --git a/tools/update_prebuilds_in_android.py b/tools/update_prebuilds_in_android.py
index 6ef56c7..04e0618 100755
--- a/tools/update_prebuilds_in_android.py
+++ b/tools/update_prebuilds_in_android.py
@@ -17,7 +17,6 @@
 
 JAR_TARGETS_MAP = {
   'full': [
-    (utils.D8, 'd8-master'),
     (utils.R8, 'r8-master'),
     (utils.COMPATDX, 'compatdx-master'),
     (utils.COMPATPROGUARD, 'compatproguard-master'),
@@ -43,8 +42,7 @@
     required=True,
     choices=['full', 'lib'],
     help="Use 'full' to download the full, non-optimized jars (legacy" +
-      " behaviour) and 'lib' for the R8-processed, optimized jars (this" +
-      " one omits d8.jar)",
+      " behaviour) and 'lib' for the R8-processed, optimized jars.",
   )
   parser.add_argument(
     '--maps',