Support renaming of IndexedDB indexes and object stores.

content/browser/indexed_db/indexed_db_fake_backing_store.cc

Index: content/browser/indexed_db/indexed_db_fake_backing_store.cc
diff --git a/content/browser/indexed_db/indexed_db_fake_backing_store.cc b/content/browser/indexed_db/indexed_db_fake_backing_store.cc
index 2192d77ed14ed91da9379168800ddc64848ef8ed..6490f6bb557f4cf5917823f7458a466af6b9dd23 100644
--- a/content/browser/indexed_db/indexed_db_fake_backing_store.cc
+++ b/content/browser/indexed_db/indexed_db_fake_backing_store.cc
@@ -74,6 +74,14 @@ leveldb::Status IndexedDBFakeBackingStore::DeleteObjectStore(
   return leveldb::Status::OK();
 }
 
+leveldb::Status IndexedDBFakeBackingStore::RenameObjectStore(
+    Transaction* transaction,
+    int64_t database_id,
+    int64_t object_store_id,
+    const base::string16& new_name) {
+  return leveldb::Status::OK();
+}
+
 leveldb::Status IndexedDBFakeBackingStore::PutRecord(
     IndexedDBBackingStore::Transaction* transaction,
     int64_t database_id,
@@ -141,6 +149,14 @@ leveldb::Status IndexedDBFakeBackingStore::DeleteIndex(Transaction*,
                                                        int64_t index_id) {
   return leveldb::Status::OK();
 }
+leveldb::Status IndexedDBFakeBackingStore::RenameIndex(
+    Transaction*,
+    int64_t database_id,
+    int64_t object_store_id,
+    int64_t index_id,
+    const base::string16& new_name) {
+  return leveldb::Status::OK();
+}
 leveldb::Status IndexedDBFakeBackingStore::PutIndexDataForRecord(
     Transaction*,
     int64_t database_id,