Automatic: veyron_minnie-release - Updating to a new version number from 8688.3.0

Change-Id: I7a67b6a98eeea46298b854ac0f6d4c4585515de3
diff --git a/chromeos/config/chromeos_version.sh b/chromeos/config/chromeos_version.sh
index 7e3c949..343de978 100755
--- a/chromeos/config/chromeos_version.sh
+++ b/chromeos/config/chromeos_version.sh
@@ -20,7 +20,7 @@
   # Release Branch number.
   # Increment by 1 for every release build on a branch.
   # Reset to 0 when increasing release build number.
-  export CHROMEOS_BRANCH=3
+  export CHROMEOS_BRANCH=4
 
   # Patch number.
   # Increment by 1 in case a non-scheduled branch release build is necessary.