Unittest for fix to allow navigation when there is no history DB....

chrome/browser/history/history_backend_unittest.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 "app/gfx/codec/jpeg_codec.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/scoped_ptr.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
@@ skipping 103 matching lines @@
   friend class HistoryBackendTestDelegate;
 
   // testing::Test
   virtual void SetUp() {
     if (!file_util::CreateNewTempDirectory(FILE_PATH_LITERAL("BackendTest"),
                                            &test_dir_))
       return;
     backend_ = new HistoryBackend(test_dir_,
                                   new HistoryBackendTestDelegate(this),
                                   &bookmark_model_);
-    backend_->Init();
+    backend_->Init(false);
   }
   virtual void TearDown() {
     backend_->Closing();
     backend_ = NULL;
     mem_backend_.reset();
     file_util::Delete(test_dir_, true);
   }
 
   void SetInMemoryBackend(InMemoryHistoryBackend* backend) {
     mem_backend_.reset(backend);
@@ skipping 420 matching lines @@
 
   // If the URL is bookmarked, it should get added to history with 0 visits.
   bookmark_model_.AddURL(bookmark_model_.GetBookmarkBarNode(), 0,
                          std::wstring(), url3);
   backend_->SetImportedFavicons(favicons);
   EXPECT_FALSE(backend_->db_->GetRowForURL(url3, &url_row3) == 0);
   EXPECT_TRUE(url_row3.visit_count() == 0);
 }
 
 }  // namespace history