Make Hands-Off Zero-Touch Enrollment compatibile with tests

chrome/common/pref_names.h

Index: chrome/common/pref_names.h
diff --git a/chrome/common/pref_names.h b/chrome/common/pref_names.h
index dfd317681c6760a66d77640d928574ed47fa3ab3..88afcc5d852c052c360064a2ba3e0d26d40580f0 100644
--- a/chrome/common/pref_names.h
+++ b/chrome/common/pref_names.h
@@ -681,6 +681,7 @@ extern const char kOobeScreenPending[];
 extern const char kOobeMdMode[];
 extern const char kOobeControllerDetected[];
 extern const char kCanShowOobeGoodiesPage[];
+extern const char kTimeOfLastUpdateCheckWithoutUpdate[];

[xiyuan, 2017/05/10 16:29:20]

nit: Let's add Oobe prefix and move it close to where other Oobe prefs.

i.e.
  const char kOobeTimeOfLastUpdateCheckWithoutUpdate[] =
      "OobeTimeOfLastUpdateCheckWithoutUpdate";

[kumarniranjan, 2017/05/13 04:42:36]

Done.

 extern const char kDeviceRegistered[];
 extern const char kEnrollmentRecoveryRequired[];
 extern const char kUsedPolicyCertificates[];