Change Lo-Fi bool to bitmask to support multiple Previews types

content/browser/frame_host/navigation_entry_impl.h

 // Copyright 2013 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 CONTENT_BROWSER_FRAME_HOST_NAVIGATION_ENTRY_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_NAVIGATION_ENTRY_IMPL_H_
 
 #include <stdint.h>
 
 #include <map>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_vector.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
 #include "content/browser/frame_host/frame_navigation_entry.h"
 #include "content/browser/frame_host/frame_tree_node.h"
 #include "content/browser/site_instance_impl.h"
 #include "content/common/frame_message_enums.h"
 #include "content/common/resource_request_body_impl.h"
 #include "content/public/browser/favicon_status.h"
 #include "content/public/browser/global_request_id.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/reload_type.h"
 #include "content/public/browser/restore_type.h"
 #include "content/public/browser/ssl_status.h"
 #include "content/public/common/page_state.h"
+#include "content/public/common/previews_state.h"
 
 namespace content {
 class ResourceRequestBodyImpl;
 struct CommonNavigationParams;
 struct RequestNavigationParams;
 struct StartNavigationParams;
 
 class CONTENT_EXPORT NavigationEntryImpl
     : public NON_EXPORTED_BASE(NavigationEntry) {
  public:
@@ skipping 134 matching lines @@
       FrameTreeNode* root_frame_tree_node) const;
 
   // Helper functions to construct NavigationParameters for a navigation to this
   // NavigationEntry.
   CommonNavigationParams ConstructCommonNavigationParams(
       const FrameNavigationEntry& frame_entry,
       const scoped_refptr<ResourceRequestBodyImpl>& post_body,
       const GURL& dest_url,
       const Referrer& dest_referrer,
       FrameMsg_Navigate_Type::Value navigation_type,
-      LoFiState lofi_state,
+      PreviewsState previews_state,
       const base::TimeTicks& navigation_start) const;
   StartNavigationParams ConstructStartNavigationParams() const;
   RequestNavigationParams ConstructRequestNavigationParams(
       const FrameNavigationEntry& frame_entry,
       bool is_same_document_history_load,
       bool is_history_navigation_in_new_child,
       const std::map<std::string, bool>& subframe_unique_names,
       bool has_committed_real_load,
       bool intended_as_new_entry,
       int pending_offset_to_send,
@@ skipping 357 matching lines @@
   // Set to true if the navigation controller gets notified about a SSL error
   // for a pending navigation. Defaults to false.
   bool ssl_error_;
 
   DISALLOW_COPY_AND_ASSIGN(NavigationEntryImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_NAVIGATION_ENTRY_IMPL_H_