Add a browser test for safebrowsing service....

chrome/browser/safe_browsing/safe_browsing_service.cc

 // Copyright (c) 2010 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 "base/callback.h"
 #include "base/command_line.h"
 #include "base/path_service.h"
 #include "base/singleton.h"
@@ skipping 410 matching lines @@
       cmdline->HasSwitch(switches::kDisableBackgroundNetworking);
   std::string info_url_prefix =
       cmdline->HasSwitch(switches::kSbInfoURLPrefix) ?
       cmdline->GetSwitchValueASCII(switches::kSbInfoURLPrefix) :
       kSbDefaultInfoURLPrefix;
   std::string mackey_url_prefix =
       cmdline->HasSwitch(switches::kSbMacKeyURLPrefix) ?
       cmdline->GetSwitchValueASCII(switches::kSbMacKeyURLPrefix) :
       kSbDefaultMacKeyURLPrefix;
 
-  protocol_manager_ = new SafeBrowsingProtocolManager(this,
-                                                      client_name,
-                                                      client_key,
-                                                      wrapped_key,
-                                                      request_context_getter,
-                                                      info_url_prefix,
-                                                      mackey_url_prefix,
-                                                      disable_auto_update);
+  DCHECK(!protocol_manager_);
+  protocol_manager_ =
+      SafeBrowsingProtocolManager::Create(this,
+                                          client_name,
+                                          client_key,
+                                          wrapped_key,
+                                          request_context_getter,
+                                          info_url_prefix,
+                                          mackey_url_prefix,
+                                          disable_auto_update);
 
   protocol_manager_->Initialize();
 }
 
 void SafeBrowsingService::OnIOShutdown() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   if (!enabled_)
     return;
 
   enabled_ = false;
@@ skipping 403 matching lines @@
   if (!enabled_)
     return;
 
   DVLOG(1) << "ReportSafeBrowsingHit: " << malicious_url << " " << page_url
            << " " << referrer_url << " " << is_subresource << " "
            << threat_type;
   protocol_manager_->ReportSafeBrowsingHit(malicious_url, page_url,
                                            referrer_url, is_subresource,
                                            threat_type);
 }