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

chrome/browser/history/history_backend.cc

 // 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 "chrome/browser/history/history_backend.h"
 
 #include <set>
 
 #include "base/compiler_specific.h"
 #include "base/file_util.h"
 #include "base/histogram.h"
 #include "base/message_loop.h"
 #include "base/scoped_ptr.h"
 #include "base/scoped_vector.h"
 #include "base/string_util.h"
 #include "base/time.h"
 #include "chrome/browser/autocomplete/history_url_provider.h"
 #include "chrome/browser/bookmarks/bookmark_service.h"
 #include "chrome/browser/history/download_types.h"
 #include "chrome/browser/history/history_publisher.h"
 #include "chrome/browser/history/in_memory_history_backend.h"
 #include "chrome/browser/history/page_usage_data.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/notification_type.h"
 #include "chrome/common/sqlite_utils.h"
 #include "chrome/common/url_constants.h"
 #include "googleurl/src/gurl.h"
+#include "grit/chromium_strings.h"
+#include "grit/generated_resources.h"
 #include "net/base/registry_controlled_domain.h"
 
 using base::Time;
 using base::TimeDelta;
 using base::TimeTicks;
 
 /* The HistoryBackend consists of a number of components:
 
     HistoryDatabase (stores past 3 months of history)
       URLDatabase (stores a list of URLs)
@@ skipping 456 matching lines @@
       chrome::kHistoryBookmarksFileName);
 
   // History database.
   db_.reset(new HistoryDatabase());
   switch (db_->Init(history_name, tmp_bookmarks_file)) {
     case INIT_OK:
       break;
     case INIT_FAILURE:
       // A NULL db_ will cause all calls on this object to notice this error
       // and to not continue.
-      LOG(WARNING) << "Unable to initialize history DB.";
+      delegate_->NotifyProfileError(IDS_COULDNT_OPEN_PROFILE_ERROR);
       db_.reset();
       return;
     case INIT_TOO_NEW:
-      delegate_->NotifyTooNew();
+      delegate_->NotifyProfileError(IDS_PROFILE_TOO_NEW_ERROR);
       db_.reset();
       return;
     default:
       NOTREACHED();
   }
 
   // Fill the in-memory database and send it back to the history service on the
   // main thread.
   InMemoryHistoryBackend* mem_backend = new InMemoryHistoryBackend;
   if (mem_backend->Init(history_name))
@@ skipping 1458 matching lines @@
   return true;
 }
 
 BookmarkService* HistoryBackend::GetBookmarkService() {
   if (bookmark_service_)
     bookmark_service_->BlockTillLoaded();
   return bookmark_service_;
 }
 
 }  // namespace history