Switch to our own fork of ART

Change-Id: I85ca84303ce53183892911aadae921800a1415d5
diff --git a/default.xml b/default.xml
index a09109f..f6f8754 100644
--- a/default.xml
+++ b/default.xml
@@ -24,7 +24,7 @@
   <project path="android" name="CyanogenMod/android" />
 
   <project path="abi/cpp" name="CyanogenMod/android_abi_cpp" groups="pdk" />
-  <project path="art" name="platform/art" remote="aosp" revision="refs/tags/android-4.4_r1" />
+  <project path="art" name="CyanogenMod/android_art" />
   <project path="bionic" name="CyanogenMod/android_bionic" groups="pdk" />
   <project path="bootable/diskinstaller" name="CyanogenMod/android_bootable_diskinstaller" />
   <project path="bootable/recovery" name="CyanogenMod/android_bootable_recovery" />