Inherits SupportsWeakPtr<T> instead of having WeakPtrFactory<T>

content/browser/ssl/ssl_manager.h

 // 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.
 
 #ifndef CONTENT_BROWSER_SSL_SSL_MANAGER_H_
 #define CONTENT_BROWSER_SSL_SSL_MANAGER_H_
 #pragma once
 
 #include <string>
 
@@ skipping 34 matching lines @@
 
 class SSLManager : public content::NotificationObserver {
  public:
   // Entry point for SSLCertificateErrors.  This function begins the process
   // of resolving a certificate error during an SSL connection.  SSLManager
   // will adjust the security UI and either call |CancelSSLRequest| or
   // |ContinueSSLRequest| of |delegate| with |id| as the first argument.
   //
   // Called on the IO thread.
   static void OnSSLCertificateError(
-      base::WeakPtr<SSLErrorHandler::Delegate> delegate,
+      const base::WeakPtr<SSLErrorHandler::Delegate>& delegate,
       const content::GlobalRequestID& id,
       ResourceType::Type resource_type,
       const GURL& url,
       int render_process_id,
       int render_view_id,
       const net::SSLInfo& ssl_info,
       bool fatal);
 
   // Called when SSL state for a host or tab changes.  Broadcasts the
   // SSL_INTERNAL_STATE_CHANGED notification.
@@ skipping 51 matching lines @@
   // for the security UI of this tab.
   NavigationControllerImpl* controller_;
 
   // Handles registering notifications with the NotificationService.
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(SSLManager);
 };
 
 #endif  // CONTENT_BROWSER_SSL_SSL_MANAGER_H_