Revert of Add source column to chrome://policy showing the origins of policies.

chrome/browser/chromeos/policy/device_local_account_policy_provider.cc

Index: chrome/browser/chromeos/policy/device_local_account_policy_provider.cc
diff --git a/chrome/browser/chromeos/policy/device_local_account_policy_provider.cc b/chrome/browser/chromeos/policy/device_local_account_policy_provider.cc
index 8d92faec03efbf52f8937124d297b49eb09a6c3b..ca40ec6395be301d49a17859bd5a98cda41f179d 100644
--- a/chrome/browser/chromeos/policy/device_local_account_policy_provider.cc
+++ b/chrome/browser/chromeos/policy/device_local_account_policy_provider.cc
@@ -15,7 +15,6 @@
 #include "components/policy/core/common/policy_bundle.h"
 #include "components/policy/core/common/policy_map.h"
 #include "components/policy/core/common/policy_namespace.h"
-#include "components/policy/core/common/policy_types.h"
 #include "policy/policy_constants.h"
 
 namespace policy {
@@ -60,7 +59,6 @@
         key::kLidCloseAction,
         POLICY_LEVEL_MANDATORY,
         POLICY_SCOPE_MACHINE,
-        POLICY_SOURCE_ENTERPRISE_OVERRIDE,
         new base::FundamentalValue(
             chromeos::PowerPolicyController::ACTION_STOP_SESSION),
         NULL);
@@ -70,7 +68,6 @@
         key::kShelfAutoHideBehavior,
         POLICY_LEVEL_MANDATORY,
         POLICY_SCOPE_MACHINE,
-        POLICY_SOURCE_ENTERPRISE_OVERRIDE,
         new base::StringValue("Never"),
         NULL);
     // Force the |ShowLogoutButtonInTray| policy to |true|, ensuring that a big,
@@ -79,7 +76,6 @@
         key::kShowLogoutButtonInTray,
         POLICY_LEVEL_MANDATORY,
         POLICY_SCOPE_MACHINE,
-        POLICY_SOURCE_ENTERPRISE_OVERRIDE,
         new base::FundamentalValue(true),
         NULL);
     // Force the |FullscreenAllowed| policy to |false|, ensuring that the ash
@@ -88,7 +84,6 @@
         key::kFullscreenAllowed,
         POLICY_LEVEL_MANDATORY,
         POLICY_SCOPE_MACHINE,
-        POLICY_SOURCE_ENTERPRISE_OVERRIDE,
         new base::FundamentalValue(false),
         NULL);
   }
@@ -175,12 +170,8 @@
          it != chrome_policy_overrides_->end();
          ++it) {
       const PolicyMap::Entry& entry = it->second;
-      chrome_policy.Set(it->first,
-                        entry.level,
-                        entry.scope,
-                        entry.source,
-                        entry.value->DeepCopy(),
-                        nullptr);
+      chrome_policy.Set(
+          it->first, entry.level, entry.scope, entry.value->DeepCopy(), NULL);
     }
   }