Revert of componentize SafeBrowsingService

components/safe_browsing/base_safe_browsing_service.h

Index: components/safe_browsing/base_safe_browsing_service.h
diff --git a/components/safe_browsing/base_safe_browsing_service.h b/components/safe_browsing/base_safe_browsing_service.h
deleted file mode 100644
index b0e4b034f388637b9487e2306abc2e07e3721b41..0000000000000000000000000000000000000000
--- a/components/safe_browsing/base_safe_browsing_service.h
+++ /dev/null
@@ -1,104 +0,0 @@
-// Copyright (c) 2017 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.
-//
-// The Safe Browsing service is responsible for downloading anti-phishing and
-// anti-malware tables and checking urls against them.
-
-#ifndef COMPONENTS_SAFE_BROWSING_BASE_SAFE_BROWSING_SERVICE_H_
-#define COMPONENTS_SAFE_BROWSING_BASE_SAFE_BROWSING_SERVICE_H_
-
-#include <map>
-#include <memory>
-#include <string>
-
-#include "base/callback_list.h"
-#include "base/macros.h"
-#include "base/memory/ref_counted.h"
-#include "content/public/browser/browser_thread.h"
-
-namespace net {
-class URLRequest;
-class URLRequestContextGetter;
-}
-
-namespace safe_browsing {
-struct ResourceRequestInfo;
-class SafeBrowsingDatabaseManager;
-
-// Construction needs to happen on the main thread.
-// The BaseSafeBrowsingService owns both the UI and Database managers which do
-// the heavylifting of safebrowsing service. Both of these managers stay
-// alive until BaseSafeBrowsingService is destroyed, however, they are disabled
-// permanently when Shutdown method is called.
-class BaseSafeBrowsingService : public base::RefCountedThreadSafe<
-                                    BaseSafeBrowsingService,
-                                    content::BrowserThread::DeleteOnUIThread> {
- public:
-  // Called on the UI thread to initialize the service.
-  virtual void Initialize();
-
-  // Called on the main thread to let us know that the io_thread is going away.
-  virtual void ShutDown();
-
-  // Get current enabled status. Must be called on IO thread.
-  bool enabled() const {
-    DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
-    return enabled_;
-  }
-
-  virtual scoped_refptr<net::URLRequestContextGetter> url_request_context();
-
-  // This returns either the v3 or the v4 database manager, depending on
-  // the experiment settings.
-  virtual const scoped_refptr<SafeBrowsingDatabaseManager>& database_manager()
-      const;
-
-  // Observes resource requests made by the renderer and reports suspicious
-  // activity.
-  void OnResourceRequest(const net::URLRequest* request);
-
-  // Type for subscriptions to SafeBrowsing service state.
-  typedef base::CallbackList<void(void)>::Subscription StateSubscription;
-
-  // Adds a listener for when SafeBrowsing preferences might have changed. To
-  // get the current state, the callback should call
-  // SafeBrowsingService::enabled_by_prefs(). Should only be called on the UI
-  // thread.
-  std::unique_ptr<StateSubscription> RegisterStateCallback(
-      const base::Callback<void(void)>& callback);
-
- protected:
-  // Creates the safe browsing service.  Need to initialize before using.
-  BaseSafeBrowsingService();
-
-  virtual ~BaseSafeBrowsingService();
-
-  virtual SafeBrowsingDatabaseManager* CreateDatabaseManager();
-
-  // Whether the service is running. 'enabled_' is used by
-  // BaseSafeBrowsingService on the IO thread during normal operations.
-  bool enabled_;
-
-  // The database manager handles the database and download logic.  Accessed on
-  // both UI and IO thread.
-  scoped_refptr<SafeBrowsingDatabaseManager> database_manager_;
-
-  // Callbacks when SafeBrowsing state might have changed.
-  // Should only be accessed on the UI thread.
-  base::CallbackList<void(void)> state_callback_list_;
-
- private:
-  friend struct content::BrowserThread::DeleteOnThread<
-      content::BrowserThread::UI>;
-  friend class base::DeleteHelper<BaseSafeBrowsingService>;
-
-  // Process the observed resource requests on the UI thread.
-  void ProcessResourceRequest(const ResourceRequestInfo& request);
-
-  DISALLOW_COPY_AND_ASSIGN(BaseSafeBrowsingService);
-};
-
-}  // namespace safe_browsing
-
-#endif  // COMPONENTS_SAFE_BROWSING_BASE_SAFE_BROWSING_SERVICE_H_