Added interstitial page for merge session.

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 "base/base64.h"
 #include "base/logging.h"
@@ skipping 42 matching lines @@
 #else
 #include "third_party/protobuf/src/google/protobuf/repeated_field.h"
 #endif
 
 #if defined(OS_ANDROID)
 #include "components/navigation_interception/intercept_navigation_delegate.h"
 #endif
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/extensions/file_browser_resource_throttle.h"
+#include "chrome/browser/chromeos/login/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;
 
 namespace {
@@ skipping 82 matching lines @@
     throttles->push_back(
         components::InterceptNavigationDelegate::CreateThrottleFor(request));
   }
 #endif
 #if defined(OS_CHROMEOS)
   if (resource_type == ResourceType::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(
         child_id, route_id, request, appcache_service));
+    // 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.
+    throttles->push_back(new MergeSessionThrottle(
+        child_id, route_id, request));
   }
 #endif
 
   // Don't attempt to append headers to requests that have already started.
   // TODO(stevet): Remove this once the request ordering issues are resolved
   // in crbug.com/128048.
   if (!request->is_pending()) {
     net::HttpRequestHeaders headers;
     headers.CopyFrom(request->extra_request_headers());
     ProfileIOData* io_data = ProfileIOData::FromResourceContext(
@@ skipping 272 matching lines @@
   OneClickSigninHelper::ShowInfoBarIfPossible(request, io_data,
                                               info->GetChildID(),
                                               info->GetRouteID());
 #endif
 
   if (io_data->resource_prefetch_predictor_observer()) {
     io_data->resource_prefetch_predictor_observer()->OnRequestRedirected(
         redirect_url, request);
   }
 }