IndexedDB: Add support for IDBIndex multientry flag

content/common/indexed_db_messages.h

 // Copyright (c) 2011 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.
 
 // Message definition file, included multiple times, hence no include guard.
 
 #include <vector>
 
 #include "content/common/indexed_db_key.h"
 #include "content/common/indexed_db_param_traits.h"
@@ skipping 88 matching lines @@
 IPC_STRUCT_END()
 
 // Used to create an index.
 IPC_STRUCT_BEGIN(IndexedDBHostMsg_ObjectStoreCreateIndex_Params)
   // The name of the index.
   IPC_STRUCT_MEMBER(string16, name)
   // The keyPath of the index.
   IPC_STRUCT_MEMBER(NullableString16, key_path)
   // Whether the index created has unique keys.
   IPC_STRUCT_MEMBER(bool, unique)
+  // Whether the index created produces keys for each array entry.
+  IPC_STRUCT_MEMBER(bool, multi_entry)
   // The transaction this is associated with.
   IPC_STRUCT_MEMBER(int32, transaction_id)
   // The object store the index belongs to.
   IPC_STRUCT_MEMBER(int32, idb_object_store_id)
 IPC_STRUCT_END()
 
 // Used to open an IndexedDB cursor.
 IPC_STRUCT_BEGIN(IndexedDBHostMsg_ObjectStoreOpenCursor_Params)
   // The response should have this id.
   IPC_STRUCT_MEMBER(int32, response_id)
@@ skipping 320 matching lines @@
 IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_TransactionAbort,
                      int32 /* idb_transaction_id */)
 
 // IDBTransaction::DidCompleteTaskEvents() message.
 IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_TransactionDidCompleteTaskEvents,
                      int32 /* idb_transaction_id */)
 
 // WebIDBTransaction::~WebIDBTransaction() message.
 IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_TransactionDestroyed,
                      int32 /* idb_transaction_id */)