Manifest for Android 7.0.0 Release 21
diff --git a/default.xml b/default.xml
index ce22e58..91c8774 100644
--- a/default.xml
+++ b/default.xml
@@ -3,7 +3,7 @@
 
   <remote  name="aosp"
            fetch=".." />
-  <default revision="refs/tags/android-7.0.0_r19"
+  <default revision="refs/tags/android-7.0.0_r21"
            remote="aosp"
            sync-j="4" />