Manifest for android-4.1.1_r4

Change-Id: I628e70bcd0a992f6dbdf8bd30e11ee9faa9974ea
diff --git a/default.xml b/default.xml
index 7411f4d..18b1b87 100644
--- a/default.xml
+++ b/default.xml
@@ -3,7 +3,7 @@
 
   <remote  name="aosp"
            fetch=".." />
-  <default revision="refs/tags/android-4.1.1_r3"
+  <default revision="refs/tags/android-4.1.1_r4"
            remote="aosp"
            sync-j="4" />