Manifest for android-2.2.1_r1

Change-Id: I7651f40b1f158a27c5890fb4755e9afe3e7fbe33
diff --git a/default.xml b/default.xml
index 862a597..4a7e56a 100644
--- a/default.xml
+++ b/default.xml
@@ -3,7 +3,7 @@
 
   <remote  name="aosp"
            fetch=".." />
-  <default revision="refs/tags/android-2.2.1_r2"
+  <default revision="refs/tags/android-2.2.2_r1"
            remote="aosp"
            sync-j="4" />