Use the previews black list for offline previews

chrome/browser/android/offline_pages/offline_page_request_interceptor.cc

 // Copyright 2016 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/android/offline_pages/offline_page_request_interceptor.h"
 
 #include "base/supports_user_data.h"
 #include "chrome/browser/android/offline_pages/offline_page_request_job.h"
+#include "components/previews/core/previews_decider.h"
 
 namespace offline_pages {
 
-OfflinePageRequestInterceptor::OfflinePageRequestInterceptor() {}
+OfflinePageRequestInterceptor::OfflinePageRequestInterceptor(
+    previews::PreviewsDecider* previews_decider)
+    : previews_decider_(previews_decider) {}
 
 OfflinePageRequestInterceptor::~OfflinePageRequestInterceptor() {}
 
 net::URLRequestJob* OfflinePageRequestInterceptor::MaybeInterceptRequest(
     net::URLRequest* request,
     net::NetworkDelegate* network_delegate) const {
   // OfflinePageRequestJob::Create may return a nullptr if the interception
   // is not needed for some sort of requests, like non-main resource request,
   // non-http request and more.
-  return OfflinePageRequestJob::Create(request, network_delegate);
+  return OfflinePageRequestJob::Create(request, network_delegate,
+                                       previews_decider_);
 }
 
 }  // namespace offline_pages