Adding TabRestore PLM UMA

content/browser/frame_host/navigation_handle_impl.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 CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_
 
 #include "content/public/browser/navigation_handle.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_vector.h"
 #include "content/browser/frame_host/frame_tree_node.h"
 #include "content/browser/frame_host/render_frame_host_impl.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/global_request_id.h"
 #include "content/public/browser/navigation_data.h"
 #include "content/public/browser/navigation_throttle.h"
 #include "content/public/browser/navigation_type.h"
+#include "content/public/browser/restore_type.h"
 #include "content/public/browser/ssl_status.h"
 #include "content/public/common/request_context_type.h"
 #include "third_party/WebKit/public/platform/WebMixedContentContextType.h"
 #include "url/gurl.h"
 
 struct FrameHostMsg_DidCommitProvisionalLoad_Params;
 
 namespace content {
 
 class AppCacheNavigationHandle;
@@ skipping 100 matching lines @@
       const GURL& new_referrer_url,
       bool new_is_external_protocol) override;
   NavigationThrottle::ThrottleCheckResult CallWillProcessResponseForTesting(
       RenderFrameHost* render_frame_host,
       const std::string& raw_response_header) override;
   void CallDidCommitNavigationForTesting(const GURL& url) override;
   bool WasStartedFromContextMenu() const override;
   const GURL& GetSearchableFormURL() override;
   const std::string& GetSearchableFormEncoding() override;
   ReloadType GetReloadType() override;
+  RestoreType GetRestoreType() override;
   const GlobalRequestID& GetGlobalRequestID() override;
 
   NavigationData* GetNavigationData() override;
 
   // The NavigatorDelegate to notify/query for various navigation events.
   // Normally this is the WebContents, except if this NavigationHandle was
   // created during a navigation to an interstitial page. In this case it will
   // be the InterstitialPage itself.
   //
   // Note: due to the interstitial navigation case, all calls that can possibly
@@ skipping 322 matching lines @@
   // Whether the navigation ended up being a download or a stream.
   bool is_download_;
   bool is_stream_;
 
   // False by default unless the navigation started within a context menu.
   bool started_from_context_menu_;
 
   // Stores the reload type, or NONE if it's not a reload.
   ReloadType reload_type_;
 
+  // Stores the restore type, or NONE it it's not a restore.
+  RestoreType restore_type_;
+
   GURL searchable_form_url_;
   std::string searchable_form_encoding_;
 
   GURL previous_url_;
   GURL base_url_;
   net::HostPortPair socket_address_;
   NavigationType navigation_type_;
 
   base::WeakPtrFactory<NavigationHandleImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NavigationHandleImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_