Add a disable-arc-data-wipe flag.

chromeos/chromeos_switches.cc

Index: chromeos/chromeos_switches.cc
diff --git a/chromeos/chromeos_switches.cc b/chromeos/chromeos_switches.cc
index 1d0fccf30519829dc534b8dfddfea72618e0f1b9..9e71fcd6b3656cf3dcd91492b8954c2e8f9100fc 100644
--- a/chromeos/chromeos_switches.cc
+++ b/chromeos/chromeos_switches.cc
@@ -71,6 +71,9 @@ const char kDerelictDetectionTimeout[] = "derelict-detection-timeout";
 // Time in seconds before a derelict machines starts demo mode.
 const char kDerelictIdleTimeout[] = "derelict-idle-timeout";
 
+// Disable wipine android user data on opt out.
+const char kDisableArcDataWipe[] = "disable-arc-data-wipe";
+
 // Disables ARC Opt-in verification process and ARC is enabled by default.
 const char kDisableArcOptInVerification[] = "disable-arc-opt-in-verification";