Offline Pages: Removes the metadata consistency check from the model API.

components/offline_pages/offline_page_model_impl_unittest.cc

Index: components/offline_pages/offline_page_model_impl_unittest.cc
diff --git a/components/offline_pages/offline_page_model_impl_unittest.cc b/components/offline_pages/offline_page_model_impl_unittest.cc
index 3c988f6de248eef72cecd7eb3f9dfc8704f69cee..3f56878e9219f146e453452470a546ca7cc412ce 100644
--- a/components/offline_pages/offline_page_model_impl_unittest.cc
+++ b/components/offline_pages/offline_page_model_impl_unittest.cc
@@ -770,9 +770,12 @@ TEST_F(OfflinePageModelImplTest, DetectThatOfflineCopyIsMissing) {
 
   const OfflinePageItem* page = GetPageByOfflineId(offline_id);
 
-  // Delete the offline copy of the page and check the metadata.
+  // Delete the offline copy of the page.
   base::DeleteFile(page->file_path, false);
-  model()->CheckMetadataConsistency();
+
+  // Resetting the model will cause a consistency check.
+  ResetModel();
+
   PumpLoop();
 
   // Check if the page has been expired.