diff --git a/:w b/:w
new file mode 100644
index 00000000000..23cacff7955
--- /dev/null
+++ b/:w
@@ -0,0 +1,4 @@
+# This file is used by gcl to get repository specific information.
+CODE_REVIEW_SERVER: https://chromereviews.googleplex.com
+VIEW_VC: https://code.google.com/p/dart/source/detail?r=
+CC_LIST: