Show a warning when the history files can't be read correctly....

chrome/browser/gtk/browser_window_gtk.h

 // Copyright (c) 2009 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_GTK_BROWSER_WINDOW_GTK_H_
 #define CHROME_BROWSER_GTK_BROWSER_WINDOW_GTK_H_
 
 #include <gtk/gtk.h>
 
 #include <map>
@@ skipping 86 matching lines @@
   virtual bool IsDownloadShelfVisible() const;
   virtual DownloadShelf* GetDownloadShelf();
   virtual void ShowReportBugDialog();
   virtual void ShowClearBrowsingDataDialog();
   virtual void ShowImportDialog();
   virtual void ShowSearchEnginesDialog();
   virtual void ShowPasswordManager();
   virtual void ShowSelectProfileDialog();
   virtual void ShowNewProfileDialog();
   virtual void ShowRepostFormWarningDialog(TabContents* tab_contents);
-  virtual void ShowHistoryTooNewDialog();
+  virtual void ShowProfileErrorDialog(int message_id);
   virtual void ShowThemeInstallBubble();
   virtual void ConfirmBrowserCloseWithPendingDownloads();
   virtual void ShowHTMLDialog(HtmlDialogUIDelegate* delegate,
                               gfx::NativeWindow parent_window);
   virtual void UserChangedTheme();
   virtual int GetExtraRenderViewHeight() const;
   virtual void TabContentsFocused(TabContents* tab_contents);
   virtual void ShowPageInfo(Profile* profile,
                             const GURL& url,
                             const NavigationEntry::SSLStatus& ssl,
@@ skipping 304 matching lines @@
   // first time.  This is to work around a compiz bug.
   bool maximize_after_show_;
 
   // The accelerator group used to handle accelerators, owned by this object.
   GtkAccelGroup* accel_group_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserWindowGtk);
 };
 
 #endif  // CHROME_BROWSER_GTK_BROWSER_WINDOW_GTK_H_