Use the Windows MDM API to check if the machine is being managed.

components/update_client/updater_state_unittest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/macros.h"
 #include "base/time/time.h"
 #include "base/version.h"
 #include "components/update_client/updater_state.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace update_client {
 
 class UpdaterStateTest : public testing::Test {
  public:
   UpdaterStateTest() {}
   ~UpdaterStateTest() override {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(UpdaterStateTest);
 };
 
 TEST_F(UpdaterStateTest, Serialize) {
   UpdaterState updater_state(false);
 
   updater_state.updater_name_ = "the updater";
   updater_state.updater_version_ = base::Version("1.0");
   updater_state.last_autoupdate_started_ = base::Time::NowFromSystemTime();
   updater_state.last_checked_ = base::Time::NowFromSystemTime();
-  updater_state.is_joined_to_domain_ = false;
+  updater_state.is_enterprise_user_ = false;
   updater_state.is_autoupdate_check_enabled_ = true;
   updater_state.update_policy_ = 1;
 
   auto attributes = updater_state.BuildAttributes();
 
   // Sanity check all members.
   EXPECT_STREQ("the updater", attributes.at("name").c_str());
   EXPECT_STREQ("1.0", attributes.at("version").c_str());
   EXPECT_STREQ("0", attributes.at("laststarted").c_str());
   EXPECT_STREQ("0", attributes.at("lastchecked").c_str());
@@ skipping 41 matching lines @@
   updater_state.last_checked_ =
       base::Time::NowFromSystemTime() - base::TimeDelta::FromDays(90);
   attributes = updater_state.BuildAttributes();
   EXPECT_STREQ("1344", attributes.at("lastchecked").c_str());
 
   // Don't serialize the time if it could not be read (the value is invalid).
   updater_state.last_checked_ = base::Time();
   attributes = updater_state.BuildAttributes();
   EXPECT_EQ(0u, attributes.count("lastchecked"));
 
-  updater_state.is_joined_to_domain_ = true;
+  updater_state.is_enterprise_user_ = true;
   attributes = updater_state.BuildAttributes();
   EXPECT_STREQ("1", attributes.at("domainjoined").c_str());
 
   updater_state.is_autoupdate_check_enabled_ = false;
   attributes = updater_state.BuildAttributes();
   EXPECT_STREQ("0", attributes.at("autoupdatecheckenabled").c_str());
 
   updater_state.update_policy_ = 0;
   attributes = updater_state.BuildAttributes();
   EXPECT_STREQ("0", attributes.at("updatepolicy").c_str());
 
   updater_state.update_policy_ = -1;
   attributes = updater_state.BuildAttributes();
   EXPECT_STREQ("-1", attributes.at("updatepolicy").c_str());
 }
 
 }  // namespace update_client