Don't do auto-enrollment if the write protect switch is off.

chromeos/system/statistics_provider.cc

Index: chromeos/system/statistics_provider.cc
diff --git a/chromeos/system/statistics_provider.cc b/chromeos/system/statistics_provider.cc
index 7ac8863a4b2208e2b949709c7aba243feb841f03..e1555d756d2bf1dc0b7512b2fd9fb6166fcd403e 100644
--- a/chromeos/system/statistics_provider.cc
+++ b/chromeos/system/statistics_provider.cc
@@ -70,7 +70,9 @@ const base::CommandLine::CharType kOemManifestFilePath[] =
 // Key values for GetMachineStatistic()/GetMachineFlag() calls.
 const char kActivateDateKey[] = "ActivateDate";
 const char kCustomizationIdKey[] = "customization_id";
-const char kDevSwitchBootMode[] = "devsw_boot";
+const char kDevSwitchBootKey[] = "devsw_boot";
+const char kDevSwitchBootValueDev[] = "1";
+const char kDevSwitchBootValueVerified[] = "0";
 const char kFirmwareTypeKey[] = "mainfw_type";
 const char kFirmwareTypeValueDeveloper[] = "developer";
 const char kFirmwareTypeValueNonchrome[] = "nonchrome";
@@ -79,6 +81,9 @@ const char kHardwareClassKey[] = "hardware_class";
 const char kOffersCouponCodeKey[] = "ubind_attribute";
 const char kOffersGroupCodeKey[] = "gbind_attribute";
 const char kRlzBrandCodeKey[] = "rlz_brand_code";
+const char kWriteProtectSwitchBootKey[] = "wpsw_boot";
+const char kWriteProtectSwitchBootValueOff[] = "0";
+const char kWriteProtectSwitchBootValueOn[] = "1";
 
 // OEM specific statistics. Must be prefixed with "oem_".
 const char kOemCanExitEnterpriseEnrollmentKey[] = "oem_can_exit_enrollment";