Navigation: move RestoreType and ReloadType into a separate file

chrome/browser/net/net_error_tab_helper.h

 // Copyright (c) 2012 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 CHROME_BROWSER_NET_NET_ERROR_TAB_HELPER_H_
 #define CHROME_BROWSER_NET_NET_ERROR_TAB_HELPER_H_
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/net/dns_probe_service.h"
 #include "chrome/common/features.h"
 #include "components/error_page/common/net_error_info.h"
 #include "components/prefs/pref_member.h"
+#include "content/public/browser/reload_type.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_contents_user_data.h"
 
 namespace chrome_browser_net {
 
 // A TabHelper that monitors loads for certain types of network errors and
 // does interesting things with them.  Currently, starts DNS probes using the
 // DnsProbeService whenever a page fails to load with a DNS-related error.
 class NetErrorTabHelper
     : public content::WebContentsObserver,
@@ skipping 18 matching lines @@
   void set_dns_probe_status_snoop_callback_for_testing(
       const DnsProbeStatusSnoopCallback& dns_probe_status_snoop_callback) {
     dns_probe_status_snoop_callback_ = dns_probe_status_snoop_callback;
   }
 
   // content::WebContentsObserver implementation.
   void RenderFrameCreated(content::RenderFrameHost* render_frame_host) override;
 
   void DidStartNavigationToPendingEntry(
       const GURL& url,
-      content::NavigationController::ReloadType reload_type) override;
+      content::ReloadType reload_type) override;
 
   void DidStartProvisionalLoadForFrame(
       content::RenderFrameHost* render_frame_host,
       const GURL& validated_url,
       bool is_error_page,
       bool is_iframe_srcdoc) override;
 
   void DidCommitProvisionalLoadForFrame(
       content::RenderFrameHost* render_frame_host,
       const GURL& url,
@@ skipping 68 matching lines @@
   BooleanPrefMember resolve_errors_with_web_service_;
 
   base::WeakPtrFactory<NetErrorTabHelper> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NetErrorTabHelper);
 };
 
 }  // namespace chrome_browser_net
 
 #endif  // CHROME_BROWSER_NET_NET_ERROR_TAB_HELPER_H_