Tell IDB frontend about data loss

content/browser/in_process_webkit/indexed_db_callbacks.cc

Index: content/browser/in_process_webkit/indexed_db_callbacks.cc
diff --git a/content/browser/in_process_webkit/indexed_db_callbacks.cc b/content/browser/in_process_webkit/indexed_db_callbacks.cc
index 32f07089307f3ffbe92fefdd11826f329e9f8c14..7ee576bf532c7cb98c0ecc5471b7245347226abe 100644
--- a/content/browser/in_process_webkit/indexed_db_callbacks.cc
+++ b/content/browser/in_process_webkit/indexed_db_callbacks.cc
@@ -53,7 +53,8 @@ void IndexedDBCallbacksBase::onSuccess(
 
 void IndexedDBCallbacksBase::onUpgradeNeeded(long long old_version,
                                              WebIDBDatabaseImpl* database,
-                                             const IndexedDBDatabaseMetadata&) {
+                                             const IndexedDBDatabaseMetadata&,
+                                             bool data_loss) {
   NOTREACHED();
 }
 
@@ -133,7 +134,8 @@ void IndexedDBCallbacksDatabase::onSuccess(
 void IndexedDBCallbacksDatabase::onUpgradeNeeded(
     long long old_version,
     WebIDBDatabaseImpl* database,
-    const IndexedDBDatabaseMetadata& metadata) {
+    const IndexedDBDatabaseMetadata& metadata,
+    bool data_loss) {
   dispatcher_host()->RegisterTransactionId(host_transaction_id_, origin_url_);
   int32 ipc_database_id =
       dispatcher_host()->Add(database, ipc_thread_id(), origin_url_);
@@ -145,6 +147,7 @@ void IndexedDBCallbacksDatabase::onUpgradeNeeded(
   params.ipc_database_callbacks_id = ipc_database_callbacks_id_;
   params.old_version = old_version;
   params.idb_metadata = IndexedDBDispatcherHost::ConvertMetadata(metadata);
+  params.data_loss = data_loss;
   dispatcher_host()->Send(new IndexedDBMsg_CallbacksUpgradeNeeded(params));
 }