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

chrome/browser/cocoa/browser_window_cocoa.mm

 // 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.
 
 #include "base/gfx/rect.h"
 #include "base/logging.h"
 #include "base/sys_string_conversions.h"
 #include "chrome/app/chrome_dll_resource.h"
 #include "chrome/browser/bookmarks/bookmark_utils.h"
 #include "chrome/browser/cocoa/browser_window_cocoa.h"
@@ skipping 261 matching lines @@
 
 void BrowserWindowCocoa::ShowNewProfileDialog() {
   NOTIMPLEMENTED();
 }
 
 void BrowserWindowCocoa::ShowRepostFormWarningDialog(
     TabContents* tab_contents) {
   NOTIMPLEMENTED();
 }
 
-void BrowserWindowCocoa::ShowHistoryTooNewDialog() {
+void BrowserWindowCocoa::ShowProfileErrorDialog(int message_id) {
   NOTIMPLEMENTED();
 }
 
 void BrowserWindowCocoa::ShowThemeInstallBubble() {
   ThemeInstallBubbleView::Show(window_);
 }
 
 // We allow closing the window here since the real quit decision on Mac is made
 // in [AppController quit:].
 void BrowserWindowCocoa::ConfirmBrowserCloseWithPendingDownloads() {
@@ skipping 113 matching lines @@
       break;
   }
 }
 
 void BrowserWindowCocoa::DestroyBrowser() {
   [controller_ destroyBrowser];
 
   // at this point the controller is dead (autoreleased), so
   // make sure we don't try to reference it any more.
 }