Automated Commit: Committing new LKGM version 8648.0.0 for chromeos.

Cr-Commit-Position: refs/heads/master@{#408598}
diff --git a/chromeos/CHROMEOS_LKGM b/chromeos/CHROMEOS_LKGM
index 8e03088..73f0b49 100644
--- a/chromeos/CHROMEOS_LKGM
+++ b/chromeos/CHROMEOS_LKGM
@@ -1 +1 @@
-8642.0.0
\ No newline at end of file
+8648.0.0
\ No newline at end of file