Revert "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 e2f5293bb650a848e197ccb3512d3f6fa4447f78..71204d07772ad07e262740bd1fd1a54546aa3c69 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -14459,23 +14459,6 @@ 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 in 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>