[Offline pages] Add new Error page failure status inside the MHTML archiver and update correspondin…

components/offline_pages/core/offline_page_model_impl.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 "components/offline_pages/core/offline_page_model_impl.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/bind.h"
@@ skipping 54 matching lines @@
       break;
     case ArchiverResult::ERROR_ARCHIVE_CREATION_FAILED:
       result = SavePageResult::ARCHIVE_CREATION_FAILED;
       break;
     case ArchiverResult::ERROR_CANCELED:
       result = SavePageResult::CANCELLED;
       break;
     case ArchiverResult::ERROR_SECURITY_CERTIFICATE:
       result = SavePageResult::SECURITY_CERTIFICATE_ERROR;
       break;
+    case ArchiverResult::ERROR_ERROR_PAGE:
+      result = SavePageResult::ERROR_PAGE;
+      break;
+    case ArchiverResult::ERROR_INTERSTITIAL_PAGE:
+      result = SavePageResult::INTERSTITIAL_PAGE;
     default:
       NOTREACHED();
       result = SavePageResult::CONTENT_UNAVAILABLE;
   }
   return result;
 }
 
 std::string AddHistogramSuffix(const ClientId& client_id,
                                const char* histogram_name) {
   if (client_id.name_space.empty()) {
@@ skipping 1002 matching lines @@
   }
 
   base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, task);
 }
 
 base::Time OfflinePageModelImpl::GetCurrentTime() const {
   return testing_clock_ ? testing_clock_->Now() : base::Time::Now();
 }
 
 }  // namespace offline_pages