[Offline pages] Enabling notifications for pages saved later

chrome/browser/android/offline_pages/offline_page_tab_helper.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_tab_helper.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/metrics/histogram.h"
@@ skipping 96 matching lines @@
   // conditions. Also store a cached copy here such that Tab knows that
   // the offline page is opened.
   if (OfflinePageUtils::MightBeOfflineURL(navigated_url)) {
     OfflinePageModel* offline_page_model =
         OfflinePageModelFactory::GetForBrowserContext(
             web_contents()->GetBrowserContext());
     if (offline_page_model) {
       const OfflinePageItem* offline_page =
           offline_page_model->MaybeGetPageByOfflineURL(navigated_url);
       if (offline_page &&
-          offline_page->client_id.name_space == kDownloadNamespace) {
+          (offline_page->client_id.name_space == kDownloadNamespace ||
+           offline_page->client_id.name_space == kAsyncNamespace)) {
         offline_page_ = base::MakeUnique<OfflinePageItem>(*offline_page);
         return;
       }
     }
   }
 
   // Ignore navigations that are forward or back transitions in the nav stack
   // which are not at the head of the stack.
   // TODO(dimich): Not sure this is needed. Clarify and remove. Bug 624216.
   const content::NavigationController& controller =
@@ skipping 190 matching lines @@
          entry->GetRedirectChain().back() == to_url;
 }
 
 void OfflinePageTabHelper::ReportRedirectResultUMA(RedirectResult result) {
   UMA_HISTOGRAM_ENUMERATION("OfflinePages.RedirectResult",
       static_cast<int>(result),
       static_cast<int>(RedirectResult::REDIRECT_RESULT_MAX));
 }
 
 }  // namespace offline_pages