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

tools/metrics/histograms/histograms.xml

Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index 9dbc8c29ba9ec1eefec366a1c03f2d70d871824c..57e41aaa2e60a2b67a91d0abf5fa231e582a0288 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -14253,6 +14253,23 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="EnterpriseCheck.IsEnterpriseUser" enum="BooleanEnabled">
+  <owner>rogerta@chromium.org</owner>
+  <summary>
+    Whether the machine is considered an enterprise user. An enterprise user is
+    either is a domain or is managed via MDM. This check is performed once at
+    start-up on Windows.
+  </summary>
+</histogram>
+
+<histogram name="EnterpriseCheck.IsManaged" enum="BooleanEnabled">
+  <owner>rogerta@chromium.org</owner>
+  <summary>
+    Whether the machine is managed via MDM. This check is performed once at
+    start-up on Windows.
+  </summary>
+</histogram>
+
 <histogram name="EnterpriseCheck.OSType" enum="OsSuite">
   <owner>mnissler@chromium.org</owner>
   <owner>pastarmovj@chromium.org</owner>