DomStorageArea -> DomStorageDatabase indirection; add *StorageDatabaseAdapter.

webkit/dom_storage/dom_storage_context.cc

 // 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.
 
 #include "webkit/dom_storage/dom_storage_context.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/file_util.h"
 #include "base/guid.h"
 #include "base/location.h"
 #include "base/time.h"
 #include "webkit/dom_storage/dom_storage_area.h"
+#include "webkit/dom_storage/dom_storage_database.h"
 #include "webkit/dom_storage/dom_storage_namespace.h"
 #include "webkit/dom_storage/dom_storage_task_runner.h"
 #include "webkit/dom_storage/dom_storage_types.h"
 #include "webkit/quota/special_storage_policy.h"
 
 using file_util::FileEnumerator;
 
 namespace dom_storage {
 
 DomStorageContext::UsageInfo::UsageInfo() : data_size(0) {}
@@ skipping 199 matching lines @@
     FilePath database_file_path = localstorage_directory_.Append(
         DomStorageArea::DatabaseFileNameFromOrigin(origin));
     file_util::Delete(database_file_path, kNotRecursive);
     file_util::Delete(
         DomStorageDatabase::GetJournalFilePath(database_file_path),
         kNotRecursive);
   }
 }
 
 }  // namespace dom_storage