Manifest for Android O MR1 Preview 2 (OPP6.171019.012)

Change-Id: Ia8a44b1e6f33f7ddb6a526c1d604cc42b8819b35
diff --git a/default.xml b/default.xml
index c119e1d..a22dac0 100644
--- a/default.xml
+++ b/default.xml
@@ -4,7 +4,7 @@
   <remote  name="aosp"
            fetch=".."
            review="https://android-review.googlesource.com/" />
-  <default revision="refs/tags/android-o-mr1-preview-1"
+  <default revision="refs/tags/android-o-mr1-preview-2"
            remote="aosp"
            sync-j="4" />