Define EnumTraits for many IndexedDB enums.

content/common/indexed_db/indexed_db_messages.h

 // 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.
 
 // Message definition file, included multiple times, hence no include guard.
 
 #include <stdint.h>
 
 #include <map>
 #include <string>
@@ skipping 21 matching lines @@
 typedef std::map<int32_t, std::vector<int32_t>> ObservationIndex;
 
 #endif  // CONTENT_COMMON_INDEXED_DB_INDEXED_DB_MESSAGES_H_
 
 #undef IPC_MESSAGE_EXPORT
 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
 #define IPC_MESSAGE_START IndexedDBMsgStart
 
 // Argument structures used in messages
 
-IPC_ENUM_TRAITS_MAX_VALUE(blink::WebIDBCursorDirection,
-                          blink::WebIDBCursorDirectionLast)
-IPC_ENUM_TRAITS_MAX_VALUE(blink::WebIDBPutMode, blink::WebIDBPutModeLast)
-IPC_ENUM_TRAITS_MAX_VALUE(blink::WebIDBTaskType, blink::WebIDBTaskTypeLast)
-IPC_ENUM_TRAITS_MAX_VALUE(blink::WebIDBTransactionMode,
-                          blink::WebIDBTransactionModeLast)
-
-IPC_ENUM_TRAITS_MAX_VALUE(blink::WebIDBDataLoss, blink::WebIDBDataLossTotal)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebIDBOperationType,
                           blink::WebIDBOperationTypeLast)
 
 IPC_STRUCT_BEGIN(IndexedDBMsg_Observation)
   IPC_STRUCT_MEMBER(int64_t, object_store_id)
   IPC_STRUCT_MEMBER(blink::WebIDBOperationType, type)
   IPC_STRUCT_MEMBER(content::IndexedDBKeyRange, key_range)
 IPC_STRUCT_END()
 
 IPC_STRUCT_BEGIN(IndexedDBMsg_ObserverChanges)
   IPC_STRUCT_MEMBER(ObservationIndex, observation_index)
   IPC_STRUCT_MEMBER(std::vector<IndexedDBMsg_Observation>, observations)
 IPC_STRUCT_END()
 
 // Indexed DB messages sent from the browser to the renderer.
 
 // The thread_id needs to be the first parameter in these messages.  In the IO
 // thread on the renderer/client process, an IDB message filter assumes the
 // thread_id is the first int.
 
 // IDBDatabaseCallback message handlers
 IPC_MESSAGE_CONTROL2(IndexedDBMsg_DatabaseCallbacksChanges,
                      int32_t, /* ipc_thread_id */
                      IndexedDBMsg_ObserverChanges)