Add a new group policy to disable safe browsing for files downloaded from trusted sources.

components/policy/core/common/policy_loader_win.cc

 // Copyright (c) 2014 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 "components/policy/core/common/policy_loader_win.h"
 
 #include <ntdsapi.h>  // For Ds[Un]Bind
 #include <rpc.h>      // For struct GUID
 #include <shlwapi.h>  // For PathIsUNC()
 #include <stddef.h>
@@ skipping 48 matching lines @@
     ";https://clients2.google.com/service/update2/crx";
 // String to be prepended to each blocked entry.
 const char kBlockedExtensionPrefix[] = "[BLOCKED]";
 
 // List of policies that are considered only if the user is part of a AD domain.
 // Please document any new additions in policy_templates.json!
 const char* kInsecurePolicies[] = {
     key::kMetricsReportingEnabled, key::kDefaultSearchProviderEnabled,
     key::kHomepageIsNewTabPage,    key::kHomepageLocation,
     key::kNewTabPageLocation,      key::kRestoreOnStartup,
-    key::kRestoreOnStartupURLs};
+    key::kRestoreOnStartupURLs,    key::kSafeBrowsingForTrustedSourcesEnabled};
 
 #pragma warning(push)
 #pragma warning(disable : 4068)  // unknown pragmas
 // TODO(dcheng): Remove pragma once http://llvm.org/PR24007 is fixed.
 #pragma clang diagnostic ignored "-Wmissing-braces"
 // The GUID of the registry settings group policy extension.
 GUID kRegistrySettingsCSEGUID = REGISTRY_EXTENSION_GUID;
 #pragma warning(pop)
 
 // The list of possible errors that can occur while collecting information about
@@ skipping 535 matching lines @@
 
 void PolicyLoaderWin::OnObjectSignaled(HANDLE object) {
   DCHECK(object == user_policy_changed_event_.handle() ||
          object == machine_policy_changed_event_.handle())
       << "unexpected object signaled policy reload, obj = " << std::showbase
       << std::hex << object;
   Reload(false);
 }
 
 }  // namespace policy