Incremented to version: 12768.77.0

Change-Id: I4f4009a1da5ff090de37ef6e7905c2cc0778ee13
diff --git a/chromeos/config/chromeos_version.sh b/chromeos/config/chromeos_version.sh
index 06330fa..1c5bd5c 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.
-  CHROMEOS_BRANCH=76
+  CHROMEOS_BRANCH=77
 
   # Patch number.
   # Increment by 1 in case a non-scheduled branch release build is necessary.