Use FileTypePolicies for is_archive and is_supported classifications.

chrome/browser/safe_browsing/safe_browsing_service.cc

 // Copyright (c) 2012 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 "chrome/browser/safe_browsing/safe_browsing_service.h"
 
 #include <stddef.h>
 
 #include <vector>
 
@@ skipping 16 matching lines @@
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/metrics/chrome_metrics_service_accessor.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/safe_browsing/ping_manager.h"
 #include "chrome/browser/safe_browsing/ui_manager.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
+#include "chrome/common/safe_browsing/file_type_policies.h"
 #include "chrome/common/url_constants.h"
 #include "components/prefs/pref_change_registrar.h"
 #include "components/prefs/pref_service.h"
 #include "components/safe_browsing_db/database_manager.h"
 #include "components/safe_browsing_db/v4_get_hash_protocol_manager.h"
 #include "components/user_prefs/tracked/tracked_preference_validation_delegate.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/cookie_store_factory.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/resource_request_info.h"
@@ skipping 239 matching lines @@
       enabled_(false),
       enabled_by_prefs_(false) {}
 
 SafeBrowsingService::~SafeBrowsingService() {
   // We should have already been shut down. If we're still enabled, then the
   // database isn't going to be closed properly, which could lead to corruption.
   DCHECK(!enabled_);
 }
 
 void SafeBrowsingService::Initialize() {
+  // Ensure FileTypePolicies's Singleton is instantiated during startup.
+  // This guarantees we'll log UMA metrics about its state.
+  FileTypePolicies::GetInstance();
+
   url_request_context_getter_ = new SafeBrowsingURLRequestContextGetter(
       g_browser_process->system_request_context());
 
   ui_manager_ = CreateUIManager();
 
   database_manager_ = CreateDatabaseManager();
 
   services_delegate_->Initialize();
   services_delegate_->InitializeCsdService(url_request_context_getter_.get());
 
@@ skipping 387 matching lines @@
     ping_manager()->ReportThreatDetails(report);
 }
 
 void SafeBrowsingService::ProcessResourceRequest(
     const ResourceRequestInfo& request) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   services_delegate_->ProcessResourceRequest(&request);
 }
 
 }  // namespace safe_browsing