Remove popup overlay from MHTML when requested

components/offline_pages/core/offline_page_model.h

 // Copyright 2015 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.
 
 #ifndef COMPONENTS_OFFLINE_PAGES_CORE_OFFLINE_PAGE_MODEL_H_
 #define COMPONENTS_OFFLINE_PAGES_CORE_OFFLINE_PAGE_MODEL_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 52 matching lines @@
 
     // The identification used by the client.
     ClientId client_id;
 
     // Used for the offline_id for the saved file if non-zero. If it is
     // kInvalidOfflineId, a new, random ID will be generated.
     int64_t proposed_offline_id;
 
     // The original URL of the page to save. Empty if no redirect occurs.
     GURL original_url;
+
+    // Whether to remove the popup overlay that obstructs viewing the normal
+    // content.
+    bool remove_popup_overlay;
   };
 
   // Observer of the OfflinePageModel.
   class Observer {
    public:
     // Invoked when the model has finished loading.
     virtual void OfflinePageModelLoaded(OfflinePageModel* model) = 0;
 
     // Invoked when the model is being updated due to adding an offline page.
     virtual void OfflinePageAdded(OfflinePageModel* model,
@@ skipping 91 matching lines @@
   // TODO(dougarnett): Remove this and its uses.
   virtual bool is_loaded() const = 0;
 
   // Returns the logger. Ownership is retained by the model.
   virtual OfflineEventLogger* GetLogger() = 0;
 };
 
 }  // namespace offline_pages
 
 #endif  // COMPONENTS_OFFLINE_PAGES_CORE_OFFLINE_PAGE_MODEL_H_