fix for issue 2610: add --yes flag to recovery_installer
  - support auto-install of recovery image

Review URL: http://codereview.chromium.org/2685004
diff --git a/recovery_install.conf b/recovery_install.conf
index 4c42ea9..082954d 100644
--- a/recovery_install.conf
+++ b/recovery_install.conf
@@ -12,7 +12,7 @@
 # TODO(tgao): replace debug output and auto-shutdown with a friendly UI
 script
     # use "sh -x" to output extensive debug output to console for now
-    sh -x /usr/sbin/chromeos-install --recovery --run_as_root
+    sh -x /usr/sbin/chromeos-install --recovery --run_as_root --yes
     # shut down and power off the device (with 1 minute delay)
     shutdown -h +1
 end script