Add a command line switch "--disable-background-networking", to be used in...

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"
@@ skipping 346 matching lines @@
   BrowserDistribution* dist = BrowserDistribution::GetDistribution();
   std::string client_name(dist->GetSafeBrowsingName());
 #else
 #if defined(GOOGLE_CHROME_BUILD)
   std::string client_name("googlechrome");
 #else
   std::string client_name("chromium");
 #endif
 #endif
   CommandLine* cmdline = CommandLine::ForCurrentProcess();
-  bool disable_auto_update = cmdline->HasSwitch(switches::kSbDisableAutoUpdate);
+  bool disable_auto_update =
+      cmdline->HasSwitch(switches::kSbDisableAutoUpdate) ||
+      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,
@@ skipping 431 matching lines @@
     if (!full_hits.empty())
       return;
   }
 
   DLOG(INFO) << "ReportMalware: " << malware_url << " " << page_url << " " <<
       referrer_url << " " << is_subresource;
 
   protocol_manager_->ReportMalware(malware_url, page_url, referrer_url,
                                    is_subresource);
 }