IndexedDB: Cursor pre-fetching.

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 129 matching lines @@
                      int32 /* cursor_id */,
                      IndexedDBKey /* key */,
                      IndexedDBKey /* primary key */,
                      content::SerializedScriptValue /* script_value */)
 IPC_MESSAGE_CONTROL5(IndexedDBMsg_CallbacksSuccessCursorContinue,
                      int32 /* response_id */,
                      int32 /* cursor_id */,
                      IndexedDBKey /* key */,
                      IndexedDBKey /* primary key */,
                      content::SerializedScriptValue /* script_value */)
+IPC_MESSAGE_CONTROL5(IndexedDBMsg_CallbacksSuccessCursorPrefetch,
+                     int32 /* response_id */,
+                     int32 /* cursor_id */,
+                     std::vector<IndexedDBKey> /* keys */,
+                     std::vector<IndexedDBKey> /* primary keys */,
+                     std::vector<content::SerializedScriptValue> /* values */)
 IPC_MESSAGE_CONTROL2(IndexedDBMsg_CallbacksSuccessIDBDatabase,
                      int32 /* response_id */,
                      int32 /* idb_database_id */)
 IPC_MESSAGE_CONTROL2(IndexedDBMsg_CallbacksSuccessIndexedDBKey,
                      int32 /* response_id */,
                      IndexedDBKey /* indexed_db_key */)
 IPC_MESSAGE_CONTROL2(IndexedDBMsg_CallbacksSuccessIDBTransaction,
                      int32 /* response_id */,
                      int32 /* idb_transaction_id */)
 IPC_MESSAGE_CONTROL2(IndexedDBMsg_CallbacksSuccessSerializedScriptValue,
@@ skipping 33 matching lines @@
                      content::SerializedScriptValue, /* value */
                      WebKit::WebExceptionCode /* ec */)
 
 // WebIDBCursor::continue() message.
 IPC_SYNC_MESSAGE_CONTROL3_1(IndexedDBHostMsg_CursorContinue,
                      int32, /* idb_cursor_id */
                      int32, /* response_id */
                      IndexedDBKey, /* key */
                      WebKit::WebExceptionCode /* ec */)
 
+// WebIDBCursor::prefetchContinue() message.
+IPC_SYNC_MESSAGE_CONTROL3_1(IndexedDBHostMsg_CursorPrefetch,
+                     int32, /* idb_cursor_id */
+                     int32, /* response_id */
+                     int32, /* n */
+                     WebKit::WebExceptionCode /* ec */)
+
+// WebIDBCursor::prefetchReset() message.
+IPC_SYNC_MESSAGE_CONTROL3_0(IndexedDBHostMsg_CursorPrefetchReset,
+                     int32, /* idb_cursor_id */
+                     int32, /* used_prefetches */
+                     int32  /* used_prefetches */)
+
 // WebIDBCursor::remove() message.
 IPC_SYNC_MESSAGE_CONTROL2_1(IndexedDBHostMsg_CursorDelete,
                      int32, /* idb_cursor_id */
                      int32, /* response_id */
                      WebKit::WebExceptionCode /* ec */)
 
 // WebIDBFactory::getDatabaseNames() message.
 IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_FactoryGetDatabaseNames,
                      IndexedDBHostMsg_FactoryGetDatabaseNames_Params)
 
@@ skipping 207 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 */)