Tell IDB frontend about data loss

content/child/indexed_db/indexed_db_dispatcher.cc

 // Copyright 2013 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 "content/child/indexed_db/indexed_db_dispatcher.h"
 
 #include "base/format_macros.h"
 #include "base/lazy_instance.h"
 #include "base/strings/stringprintf.h"
 #include "base/threading/thread_local.h"
@@ skipping 619 matching lines @@
 void IndexedDBDispatcher::OnUpgradeNeeded(
     const IndexedDBMsg_CallbacksUpgradeNeeded_Params& p) {
   DCHECK_EQ(p.ipc_thread_id, CurrentWorkerId());
   WebIDBCallbacks* callbacks = pending_callbacks_.Lookup(p.ipc_callbacks_id);
   DCHECK(callbacks);
   WebIDBMetadata metadata(ConvertMetadata(p.idb_metadata));
   DCHECK(!databases_.count(p.ipc_database_id));
   databases_[p.ipc_database_id] = new RendererWebIDBDatabaseImpl(
       p.ipc_database_id, p.ipc_database_callbacks_id);
   callbacks->onUpgradeNeeded(
-      p.old_version, databases_[p.ipc_database_id], metadata);
+      p.old_version, databases_[p.ipc_database_id], metadata, p.data_loss);
 }
 
 void IndexedDBDispatcher::OnError(int32 ipc_thread_id,
                                   int32 ipc_callbacks_id,
                                   int code,
                                   const string16& message) {
   DCHECK_EQ(ipc_thread_id, CurrentWorkerId());
   WebIDBCallbacks* callbacks = pending_callbacks_.Lookup(ipc_callbacks_id);
   if (!callbacks)
     return;
@@ skipping 53 matching lines @@
     int32 ipc_exception_cursor_id) {
   typedef std::map<int32, RendererWebIDBCursorImpl*>::iterator Iterator;
   for (Iterator i = cursors_.begin(); i != cursors_.end(); ++i) {
     if (i->first == ipc_exception_cursor_id)
       continue;
     i->second->ResetPrefetchCache();
   }
 }
 
 }  // namespace content