Navigation: move RestoreType and ReloadType into a separate file

content/browser/frame_host/navigation_request.cc

 // Copyright 2014 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 "content/browser/frame_host/navigation_request.h"
 
 #include <utility>
 
 #include "content/browser/devtools/render_frame_devtools_agent_host.h"
 #include "content/browser/frame_host/frame_tree.h"
@@ skipping 140 matching lines @@
     const RequestNavigationParams& request_params,
     bool browser_initiated,
     const FrameNavigationEntry* frame_entry,
     const NavigationEntryImpl* entry)
     : frame_tree_node_(frame_tree_node),
       common_params_(common_params),
       begin_params_(begin_params),
       request_params_(request_params),
       browser_initiated_(browser_initiated),
       state_(NOT_STARTED),
-      restore_type_(NavigationEntryImpl::RESTORE_NONE),
+      restore_type_(RestoreType::NONE),
       is_view_source_(false),
       bindings_(NavigationEntryImpl::kInvalidBindings),
       associated_site_instance_type_(AssociatedSiteInstanceType::NONE) {
   DCHECK(!browser_initiated || (entry != nullptr && frame_entry != nullptr));
   if (browser_initiated) {
     FrameNavigationEntry* frame_entry = entry->GetFrameEntry(frame_tree_node);
     if (frame_entry) {
       source_site_instance_ = frame_entry->source_site_instance();
       dest_site_instance_ = frame_entry->site_instance();
     }
@@ skipping 288 matching lines @@
 
   TransferNavigationHandleOwnership(render_frame_host);
   render_frame_host->CommitNavigation(response_.get(), std::move(body_),
                                       common_params_, request_params_,
                                       is_view_source_);
 
   frame_tree_node_->ResetNavigationRequest(true);
 }
 
 }  // namespace content