Add "notes to reviewer" message in

Change-Id: I88f91d10feab2ba5ac6b4643fbb321720a00d6d5
diff --git a/docs/developers/ b/docs/developers/
index 4538815..c0839f3 100644
--- a/docs/developers/
+++ b/docs/developers/
@@ -61,6 +61,17 @@
 You can upload the new version using the following link:
+In the "notes to reviewer", add the following message:
+For instructions on how to build the extension:
+- Set up your environment:
+- Build the extension:
+(These files are also included inside the source code ZIP)
 ## Promoting the beta release to stable
 After the beta release is reviewed and approved by Google, the following should
 be done: