Remove Old ChromeOS Offline Error Page

chrome/browser/renderer_host/chrome_resource_dispatcher_host_delegate.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/renderer_host/chrome_resource_dispatcher_host_delegate.h"
 
 #include <string>
 #include <vector>
 
 #include "base/base64.h"
@@ skipping 80 matching lines @@
 #include "chrome/browser/android/intercept_download_resource_throttle.h"
 #include "components/navigation_interception/intercept_navigation_delegate.h"
 #endif
 
 #if defined(ENABLE_DATA_REDUCTION_PROXY_DEBUGGING)
 #include "components/data_reduction_proxy/content/browser/data_reduction_proxy_debug_resource_throttle.h"
 #endif
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/login/signin/merge_session_throttle.h"
-// TODO(oshima): Enable this for other platforms.
-#include "chrome/browser/renderer_host/offline_resource_throttle.h"
 #endif
 
 using content::BrowserThread;
 using content::RenderViewHost;
 using content::ResourceDispatcherHostLoginDelegate;
 using content::ResourceRequestInfo;
 using content::ResourceType;
 
 #if defined(ENABLE_EXTENSIONS)
 using extensions::Extension;
@@ skipping 283 matching lines @@
       content::ResourceThrottle* ephemeral_app_throttle =
           EphemeralAppThrottle::MaybeCreateThrottleForLaunch(
               request, io_data);
       if (ephemeral_app_throttle)
         throttles->push_back(ephemeral_app_throttle);
     }
   }
 #endif
 
 #if defined(OS_CHROMEOS)
-  // Check if we need to add offline throttle. This should be done only
-  // for main frames.
-  // We will fall back to the old ChromeOS offline error page if the
-  // --disable-new-offline-error-page command-line switch is defined.
-  bool new_error_page_enabled = switches::NewOfflineErrorPageEnabled();
-  if (!new_error_page_enabled &&
-      resource_type == content::RESOURCE_TYPE_MAIN_FRAME) {
-    // We check offline first, then check safe browsing so that we still can
-    // block unsafe site after we remove offline page.
-    throttles->push_back(new OfflineResourceThrottle(request,
-                                                     appcache_service));
-  }
-
   // Check if we need to add merge session throttle. This throttle will postpone
   // loading of main frames and XHR request.
   if (resource_type == content::RESOURCE_TYPE_MAIN_FRAME ||
       resource_type == content::RESOURCE_TYPE_XHR) {
     // Add interstitial page while merge session process (cookie
     // reconstruction from OAuth2 refresh token in ChromeOS login) is still in
     // progress while we are attempting to load a google property.
     if (!MergeSessionThrottle::AreAllSessionMergedAlready() &&
         request->url().SchemeIsHTTPOrHTTPS()) {
       throttles->push_back(new MergeSessionThrottle(request, resource_type));
@@ skipping 351 matching lines @@
                                        url_request->GetTotalReceivedBytes()));
   }
 }
 
 // static
 void ChromeResourceDispatcherHostDelegate::
     SetExternalProtocolHandlerDelegateForTesting(
     ExternalProtocolHandler::Delegate* delegate) {
   g_external_protocol_handler_delegate = delegate;
 }