Introduce content::PageState

content/browser/renderer_host/render_view_host_impl.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 CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 42 matching lines @@
 
 #if defined(OS_ANDROID)
 namespace media {
 class MediaPlayerManager;
 }
 #endif
 
 namespace content {
 
 class ChildProcessSecurityPolicyImpl;
+class PageState;
 class PowerSaveBlocker;
 class RenderViewHostObserver;
 class RenderWidgetHostDelegate;
 class SessionStorageNamespace;
 class SessionStorageNamespaceImpl;
 class TestRenderViewHost;
 struct ContextMenuParams;
 struct FileChooserParams;
 struct Referrer;
 struct ShowDesktopNotificationHostMsgParams;
@@ skipping 401 matching lines @@
   void OnDidStartProvisionalLoadForFrame(int64 frame_id,
                                          int64 parent_frame_id,
                                          bool main_frame,
                                          const GURL& url);
   void OnDidRedirectProvisionalLoad(int32 page_id,
                                     const GURL& source_url,
                                     const GURL& target_url);
   void OnDidFailProvisionalLoadWithError(
       const ViewHostMsg_DidFailProvisionalLoadWithError_Params& params);
   void OnNavigate(const IPC::Message& msg);
-  void OnUpdateState(int32 page_id, const std::string& state);
+  void OnUpdateState(int32 page_id, const PageState& state);
   void OnUpdateTitle(int32 page_id,
                      const string16& title,
                      WebKit::WebTextDirection title_direction);
   void OnUpdateEncoding(const std::string& encoding);
   void OnUpdateTargetURL(int32 page_id, const GURL& url);
   void OnClose();
   void OnRequestMove(const gfx::Rect& pos);
   void OnDidStartLoading();
   void OnDidStopLoading();
   void OnDidChangeLoadProgress(double load_progress);
@@ skipping 71 matching lines @@
 
  private:
   friend class TestRenderViewHost;
 
   // Sets whether this RenderViewHost is swapped out in favor of another,
   // and clears any waiting state that is no longer relevant.
   void SetSwappedOut(bool is_swapped_out);
 
   void ClearPowerSaveBlockers();
 
-  bool CanAccessFilesOfSerializedState(const std::string& state) const;
+  bool CanAccessFilesOfPageState(const PageState& state) const;
 
   // Our delegate, which wants to know about changes in the RenderView.
   RenderViewHostDelegate* delegate_;
 
   // The SiteInstance associated with this RenderViewHost.  All pages drawn
   // in this RenderViewHost are part of this SiteInstance.  Should not change
   // over time.
   scoped_refptr<SiteInstanceImpl> instance_;
 
   // true if we are currently waiting for a response for drag context
@@ skipping 109 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostImpl);
 };
 
 #if defined(COMPILER_MSVC)
 #pragma warning(pop)
 #endif
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_