No persisted device id/token for unmanaged devices

chrome/browser/policy/mock_device_management_backend.cc

Index: chrome/browser/policy/mock_device_management_backend.cc
diff --git a/chrome/browser/policy/mock_device_management_backend.cc b/chrome/browser/policy/mock_device_management_backend.cc
index 2811c2b40693af5c8651dd622e288e11c29aae86..613022f7c27fa0eb91d76f854b84a788bfbdbe92 100644
--- a/chrome/browser/policy/mock_device_management_backend.cc
+++ b/chrome/browser/policy/mock_device_management_backend.cc
@@ -59,6 +59,13 @@ void MockDeviceManagementBackend::AllShouldFail() {
           &MockDeviceManagementBackend::SimulateFailedPolicyRequest));
 }
 
+void MockDeviceManagementBackend::UnmanagedDevice() {
+  ON_CALL(*this, ProcessRegisterRequest(_, _, _, _)).
+      WillByDefault(Invoke(
+          this,
+          &MockDeviceManagementBackend::SimulateUnmanagedRegisterRequest));
+}
+
 void MockDeviceManagementBackend::AddBooleanPolicy(const char* policy_name,
                                                    bool value) {
   em::GenericSetting* policy_value = policy_setting_->mutable_policy_value();
@@ -103,4 +110,12 @@ void MockDeviceManagementBackend::SimulateFailedPolicyRequest(
   delegate->OnError(kErrorRequestFailed);
 }
 
+void MockDeviceManagementBackend::SimulateUnmanagedRegisterRequest(
+    const std::string& auth_token,
+    const std::string& device_id,
+    const em::DeviceRegisterRequest& request,
+    DeviceRegisterResponseDelegate* delegate) {
+  delegate->OnError(kErrorServiceManagementNotSupported);
+}
+
 }  // namespace