Replacing Indexed DB Chromium IPC with Mojo

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 <string>
-#include <utility>
-#include <vector>
-
-#include "content/common/indexed_db/indexed_db_key.h"
-#include "content/common/indexed_db/indexed_db_key_path.h"
-#include "content/common/indexed_db/indexed_db_key_range.h"
-#include "content/common/indexed_db/indexed_db_param_traits.h"
-#include "ipc/ipc_message_macros.h"
-#include "ipc/ipc_param_traits.h"
-#include "third_party/WebKit/public/platform/modules/indexeddb/WebIDBTypes.h"
-#include "url/origin.h"
-
-// Singly-included section for typedefs in multiply-included file.
-#ifndef CONTENT_COMMON_INDEXED_DB_INDEXED_DB_MESSAGES_H_
-#define CONTENT_COMMON_INDEXED_DB_INDEXED_DB_MESSAGES_H_
-
-// An index id, and corresponding set of keys to insert.
-typedef std::pair<int64_t, std::vector<content::IndexedDBKey>> IndexKeys;
-
-#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)
-
-// Used to enumerate indexed databases.
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_FactoryGetDatabaseNames_Params)
-  // The response should have these ids.
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  // The origin doing the initiating.
-  IPC_STRUCT_MEMBER(url::Origin, origin)
-IPC_STRUCT_END()
-
-// Used to open an indexed database.
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_FactoryOpen_Params)
-  // The response should have these ids.
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  // Identifier of the request
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  // Identifier for database callbacks
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_callbacks_id)
-  // The origin doing the initiating.
-  IPC_STRUCT_MEMBER(url::Origin, origin)
-  // The name of the database.
-  IPC_STRUCT_MEMBER(base::string16, name)
-  // The transaction id used if a database upgrade is needed.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // The requested version of the database.
-  IPC_STRUCT_MEMBER(int64_t, version)
-IPC_STRUCT_END()
-
-// Used to delete an indexed database.
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_FactoryDeleteDatabase_Params)
-  // The response should have these ids.
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  // The origin doing the initiating.
-  IPC_STRUCT_MEMBER(url::Origin, origin)
-  // The name of the database.
-  IPC_STRUCT_MEMBER(base::string16, name)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabaseCreateTransaction_Params)
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  // The database the object store belongs to.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  // The transaction id as minted by the frontend.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // To get to WebIDBDatabaseCallbacks.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_callbacks_id)
-  // The scope of the transaction.
-  IPC_STRUCT_MEMBER(std::vector<int64_t>, object_store_ids)
-  // The transaction mode.
-  IPC_STRUCT_MEMBER(blink::WebIDBTransactionMode, mode)
-IPC_STRUCT_END()
-
-// Used to create an object store.
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabaseCreateObjectStore_Params)
-  // The database the object store belongs to.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  // The transaction its associated with.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // The storage id of the object store.
-  IPC_STRUCT_MEMBER(int64_t, object_store_id)
-  // The name of the object store.
-  IPC_STRUCT_MEMBER(base::string16, name)
-  // The keyPath of the object store.
-  IPC_STRUCT_MEMBER(content::IndexedDBKeyPath, key_path)
-  // Whether the object store created should have a key generator.
-  IPC_STRUCT_MEMBER(bool, auto_increment)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabaseGet_Params)
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  // The id any response should contain.
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  // The database the object store belongs to.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  // The transaction its associated with.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // The object store's id.
-  IPC_STRUCT_MEMBER(int64_t, object_store_id)
-  // The index's id.
-  IPC_STRUCT_MEMBER(int64_t, index_id)
-  // The serialized key range.
-  IPC_STRUCT_MEMBER(content::IndexedDBKeyRange, key_range)
-  // If this is just retrieving the key
-  IPC_STRUCT_MEMBER(bool, key_only)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabaseGetAll_Params)
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  // The id any response should contain.
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  // The database the object store belongs to.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  // The transaction its associated with.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // The object store's id.
-  IPC_STRUCT_MEMBER(int64_t, object_store_id)
-  // The index id.
-  IPC_STRUCT_MEMBER(int64_t, index_id)
-  // The serialized key range.
-  IPC_STRUCT_MEMBER(content::IndexedDBKeyRange, key_range)
-  // If this is just retrieving the key
-  IPC_STRUCT_MEMBER(bool, key_only)
-  // The max number of values to retrieve.
-  IPC_STRUCT_MEMBER(int64_t, max_count)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBMsg_BlobOrFileInfo)
-IPC_STRUCT_MEMBER(bool, is_file)
-IPC_STRUCT_MEMBER(std::string, uuid)
-IPC_STRUCT_MEMBER(base::string16, mime_type)
-IPC_STRUCT_MEMBER(uint64_t, size)
-IPC_STRUCT_MEMBER(base::string16, file_path)
-IPC_STRUCT_MEMBER(base::string16, file_name)
-IPC_STRUCT_MEMBER(double, last_modified)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBMsg_Value)
-  // The serialized value being transferred.
-  IPC_STRUCT_MEMBER(std::string, bits)
-  // Sideband data for any blob or file encoded in value.
-  IPC_STRUCT_MEMBER(std::vector<IndexedDBMsg_BlobOrFileInfo>, blob_or_file_info)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN_WITH_PARENT(IndexedDBMsg_ReturnValue, IndexedDBMsg_Value)
-  IPC_STRUCT_TRAITS_PARENT(IndexedDBMsg_Value)
-  // Optional primary key & path used only when key generator specified.
-  IPC_STRUCT_MEMBER(content::IndexedDBKey, primary_key)
-  IPC_STRUCT_MEMBER(content::IndexedDBKeyPath, key_path)
-IPC_STRUCT_END()
-
-// Used to set a value in an object store.
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabasePut_Params)
-  // The id any response should contain.
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  // The database the object store belongs to.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  // The transaction it's associated with.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // The object store's id.
-  IPC_STRUCT_MEMBER(int64_t, object_store_id)
-  // The index's id.
-  IPC_STRUCT_MEMBER(int64_t, index_id)
-  // The value to set.
-  IPC_STRUCT_MEMBER(IndexedDBMsg_Value, value)
-  // The key to set it on (may not be "valid"/set in some cases).
-  IPC_STRUCT_MEMBER(content::IndexedDBKey, key)
-  // Whether this is an add or a put.
-  IPC_STRUCT_MEMBER(blink::WebIDBPutMode, put_mode)
-  // The index ids and the list of keys for each index.
-  IPC_STRUCT_MEMBER(std::vector<IndexKeys>, index_keys)
-IPC_STRUCT_END()
-
-// Used to open both cursors and object cursors in IndexedDB.
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabaseOpenCursor_Params)
-  // The response should have these ids.
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  // The database the object store belongs to.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  // The transaction this request belongs to.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // The object store.
-  IPC_STRUCT_MEMBER(int64_t, object_store_id)
-  // The index if any.
-  IPC_STRUCT_MEMBER(int64_t, index_id)
-  // The serialized key range.
-  IPC_STRUCT_MEMBER(content::IndexedDBKeyRange, key_range)
-  // The direction of this cursor.
-  IPC_STRUCT_MEMBER(blink::WebIDBCursorDirection, direction)
-  // If this is just retrieving the key
-  IPC_STRUCT_MEMBER(bool, key_only)
-  // The priority of this cursor.
-  IPC_STRUCT_MEMBER(blink::WebIDBTaskType, task_type)
-IPC_STRUCT_END()
-
-// Used to open both cursors and object cursors in IndexedDB.
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabaseCount_Params)
-  // The response should have these ids.
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  // The transaction this request belongs to.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // The IPC id of the database.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  // The object store.
-  IPC_STRUCT_MEMBER(int64_t, object_store_id)
-  // The index if any.
-  IPC_STRUCT_MEMBER(int64_t, index_id)
-  // The serialized key range.
-  IPC_STRUCT_MEMBER(content::IndexedDBKeyRange, key_range)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabaseDeleteRange_Params)
-  // The response should have these ids.
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  // The IPC id of the database.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  // The transaction this request belongs to.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // The object store.
-  IPC_STRUCT_MEMBER(int64_t, object_store_id)
-  // The serialized key range.
-  IPC_STRUCT_MEMBER(content::IndexedDBKeyRange, key_range)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabaseSetIndexKeys_Params)
-  // The IPC id of the database.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  // The transaction this request belongs to.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // The object store's id.
-  IPC_STRUCT_MEMBER(int64_t, object_store_id)
-  // The object store key that we're setting index keys for.
-  IPC_STRUCT_MEMBER(content::IndexedDBKey, primary_key)
-  // The index ids and the list of keys for each index.
-  IPC_STRUCT_MEMBER(std::vector<IndexKeys>, index_keys)
-IPC_STRUCT_END()
-
-// Used to create an index.
-IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabaseCreateIndex_Params)
-  // The transaction this is associated with.
-  IPC_STRUCT_MEMBER(int64_t, transaction_id)
-  // The database being used.
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  // The object store the index belongs to.
-  IPC_STRUCT_MEMBER(int64_t, object_store_id)
-  // The storage id of the index.
-  IPC_STRUCT_MEMBER(int64_t, index_id)
-  // The name of the index.
-  IPC_STRUCT_MEMBER(base::string16, name)
-  // The keyPath of the index.
-  IPC_STRUCT_MEMBER(content::IndexedDBKeyPath, 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)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBMsg_CallbacksSuccessIDBCursor_Params)
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_cursor_id)
-  IPC_STRUCT_MEMBER(content::IndexedDBKey, key)
-  IPC_STRUCT_MEMBER(content::IndexedDBKey, primary_key)
-  IPC_STRUCT_MEMBER(IndexedDBMsg_Value, value)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBMsg_CallbacksSuccessCursorContinue_Params)
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_cursor_id)
-  IPC_STRUCT_MEMBER(content::IndexedDBKey, key)
-  IPC_STRUCT_MEMBER(content::IndexedDBKey, primary_key)
-  IPC_STRUCT_MEMBER(IndexedDBMsg_Value, value)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBMsg_CallbacksSuccessCursorPrefetch_Params)
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_cursor_id)
-  IPC_STRUCT_MEMBER(std::vector<content::IndexedDBKey>, keys)
-  IPC_STRUCT_MEMBER(std::vector<content::IndexedDBKey>, primary_keys)
-  IPC_STRUCT_MEMBER(std::vector<IndexedDBMsg_Value>, values)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBMsg_CallbacksSuccessArray_Params)
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  IPC_STRUCT_MEMBER(std::vector<IndexedDBMsg_ReturnValue>, values)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBMsg_CallbacksSuccessValue_Params)
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  IPC_STRUCT_MEMBER(IndexedDBMsg_ReturnValue, value)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBIndexMetadata)
-  IPC_STRUCT_MEMBER(int64_t, id)
-  IPC_STRUCT_MEMBER(base::string16, name)
-  IPC_STRUCT_MEMBER(content::IndexedDBKeyPath, key_path)
-  IPC_STRUCT_MEMBER(bool, unique)
-  IPC_STRUCT_MEMBER(bool, multi_entry)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBObjectStoreMetadata)
-  IPC_STRUCT_MEMBER(int64_t, id)
-  IPC_STRUCT_MEMBER(base::string16, name)
-  IPC_STRUCT_MEMBER(content::IndexedDBKeyPath, key_path)
-  IPC_STRUCT_MEMBER(bool, auto_increment)
-  IPC_STRUCT_MEMBER(int64_t, max_index_id)
-  IPC_STRUCT_MEMBER(std::vector<IndexedDBIndexMetadata>, indexes)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBDatabaseMetadata)
-  IPC_STRUCT_MEMBER(int64_t, id)
-  IPC_STRUCT_MEMBER(base::string16, name)
-  IPC_STRUCT_MEMBER(int64_t, version)
-  IPC_STRUCT_MEMBER(int64_t, max_object_store_id)
-  IPC_STRUCT_MEMBER(std::vector<IndexedDBObjectStoreMetadata>, object_stores)
-IPC_STRUCT_END()
-
-IPC_STRUCT_BEGIN(IndexedDBMsg_CallbacksUpgradeNeeded_Params)
-  IPC_STRUCT_MEMBER(int32_t, ipc_thread_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_callbacks_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_callbacks_id)
-  IPC_STRUCT_MEMBER(int32_t, ipc_database_id)
-  IPC_STRUCT_MEMBER(int64_t, old_version)
-  IPC_STRUCT_MEMBER(blink::WebIDBDataLoss, data_loss)
-  IPC_STRUCT_MEMBER(std::string, data_loss_message)
-  IPC_STRUCT_MEMBER(IndexedDBDatabaseMetadata, idb_metadata)
-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.
-
-// IDBCallback message handlers.
-IPC_MESSAGE_CONTROL1(IndexedDBMsg_CallbacksSuccessIDBCursor,
-                     IndexedDBMsg_CallbacksSuccessIDBCursor_Params)
-
-IPC_MESSAGE_CONTROL1(IndexedDBMsg_CallbacksSuccessCursorContinue,
-                     IndexedDBMsg_CallbacksSuccessCursorContinue_Params)
-
-IPC_MESSAGE_CONTROL1(IndexedDBMsg_CallbacksSuccessCursorAdvance,
-                     IndexedDBMsg_CallbacksSuccessCursorContinue_Params)
-
-IPC_MESSAGE_CONTROL1(IndexedDBMsg_CallbacksSuccessCursorPrefetch,
-                     IndexedDBMsg_CallbacksSuccessCursorPrefetch_Params)
-
-IPC_MESSAGE_CONTROL1(IndexedDBMsg_CallbacksSuccessArray,
-                     IndexedDBMsg_CallbacksSuccessArray_Params)
-
-IPC_MESSAGE_CONTROL5(IndexedDBMsg_CallbacksSuccessIDBDatabase,
-                     int32_t /* ipc_thread_id */,
-                     int32_t /* ipc_callbacks_id */,
-                     int32_t /* ipc_database_callbacks_id */,
-                     int32_t /* ipc_database_id */,
-                     IndexedDBDatabaseMetadata)
-IPC_MESSAGE_CONTROL3(IndexedDBMsg_CallbacksSuccessIndexedDBKey,
-                     int32_t /* ipc_thread_id */,
-                     int32_t /* ipc_callbacks_id */,
-                     content::IndexedDBKey /* indexed_db_key */)
-
-IPC_MESSAGE_CONTROL1(IndexedDBMsg_CallbacksSuccessValue,
-                     IndexedDBMsg_CallbacksSuccessValue_Params)
-
-IPC_MESSAGE_CONTROL3(IndexedDBMsg_CallbacksSuccessInteger,
-                     int32_t /* ipc_thread_id */,
-                     int32_t /* ipc_callbacks_id */,
-                     int64_t /* value */)
-IPC_MESSAGE_CONTROL2(IndexedDBMsg_CallbacksSuccessUndefined,
-                     int32_t /* ipc_thread_id */,
-                     int32_t /* ipc_callbacks_id */)
-IPC_MESSAGE_CONTROL3(IndexedDBMsg_CallbacksSuccessStringList,
-                     int32_t /* ipc_thread_id */,
-                     int32_t /* ipc_callbacks_id */,
-                     std::vector<base::string16> /* dom_string_list */)
-IPC_MESSAGE_CONTROL4(IndexedDBMsg_CallbacksError,
-                     int32_t /* ipc_thread_id */,
-                     int32_t /* ipc_callbacks_id */,
-                     int /* code */,
-                     base::string16 /* message */)
-IPC_MESSAGE_CONTROL2(IndexedDBMsg_CallbacksBlocked,
-                     int32_t /* ipc_thread_id */,
-                     int32_t /* ipc_callbacks_id */)
-IPC_MESSAGE_CONTROL3(IndexedDBMsg_CallbacksIntBlocked,
-                     int32_t /* ipc_thread_id */,
-                     int32_t /* ipc_callbacks_id */,
-                     int64_t /* existing_version */)
-IPC_MESSAGE_CONTROL1(IndexedDBMsg_CallbacksUpgradeNeeded,
-                     IndexedDBMsg_CallbacksUpgradeNeeded_Params)
-
-// IDBDatabaseCallback message handlers
-IPC_MESSAGE_CONTROL2(IndexedDBMsg_DatabaseCallbacksForcedClose,
-                     int32_t, /* ipc_thread_id */
-                     int32_t) /* ipc_database_callbacks_id */
-IPC_MESSAGE_CONTROL4(IndexedDBMsg_DatabaseCallbacksVersionChange,
-                     int32_t, /* ipc_thread_id */
-                     int32_t, /* ipc_database_callbacks_id */
-                     int64_t, /* old_version */
-                     int64_t) /* new_version */
-IPC_MESSAGE_CONTROL5(IndexedDBMsg_DatabaseCallbacksAbort,
-                     int32_t,        /* ipc_thread_id */
-                     int32_t,        /* ipc_database_callbacks_id */
-                     int64_t,        /* transaction_id */
-                     int,            /* code */
-                     base::string16) /* message */
-IPC_MESSAGE_CONTROL3(IndexedDBMsg_DatabaseCallbacksComplete,
-                     int32_t, /* ipc_thread_id */
-                     int32_t, /* ipc_database_callbacks_id */
-                     int64_t) /* transaction_id */
-
-// Indexed DB messages sent from the renderer to the browser.
-
-// WebIDBCursor::advance() message.
-IPC_MESSAGE_CONTROL4(IndexedDBHostMsg_CursorAdvance,
-                     int32_t,  /* ipc_cursor_id */
-                     int32_t,  /* ipc_thread_id */
-                     int32_t,  /* ipc_callbacks_id */
-                     uint32_t) /* count */
-
-// WebIDBCursor::continue() message.
-IPC_MESSAGE_CONTROL5(IndexedDBHostMsg_CursorContinue,
-                     int32_t,               /* ipc_cursor_id */
-                     int32_t,               /* ipc_thread_id */
-                     int32_t,               /* ipc_callbacks_id */
-                     content::IndexedDBKey, /* key */
-                     content::IndexedDBKey) /* primary_key */
-
-// WebIDBCursor::prefetchContinue() message.
-IPC_MESSAGE_CONTROL4(IndexedDBHostMsg_CursorPrefetch,
-                     int32_t, /* ipc_cursor_id */
-                     int32_t, /* ipc_thread_id */
-                     int32_t, /* ipc_callbacks_id */
-                     int32_t) /* n */
-
-// WebIDBCursor::prefetchReset() message.
-IPC_MESSAGE_CONTROL3(IndexedDBHostMsg_CursorPrefetchReset,
-                     int32_t, /* ipc_cursor_id */
-                     int32_t, /* used_prefetches */
-                     int32_t) /* used_prefetches */
-
-// WebIDBFactory::getDatabaseNames() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_FactoryGetDatabaseNames,
-                     IndexedDBHostMsg_FactoryGetDatabaseNames_Params)
-
-// WebIDBFactory::open() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_FactoryOpen,
-                     IndexedDBHostMsg_FactoryOpen_Params)
-
-// WebIDBFactory::deleteDatabase() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_FactoryDeleteDatabase,
-                     IndexedDBHostMsg_FactoryDeleteDatabase_Params)
-
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_AckReceivedBlobs,
-                     std::vector<std::string>) /* uuids */
-
-// WebIDBDatabase::observe() message.
-IPC_MESSAGE_CONTROL3(IndexedDBHostMsg_DatabaseObserve,
-                     int32_t, /* ipc_database_id */
-                     int64_t, /* transaction_id */
-                     int32_t) /* observer_id */
-
-// WebIDBDatabase::unobserve() message.
-IPC_MESSAGE_CONTROL2(IndexedDBHostMsg_DatabaseUnobserve,
-                     int32_t,              /* ipc_database_id */
-                     std::vector<int32_t>) /* list of observer_id */
-
-// WebIDBDatabase::createObjectStore() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseCreateObjectStore,
-                     IndexedDBHostMsg_DatabaseCreateObjectStore_Params)
-
-// WebIDBDatabase::deleteObjectStore() message.
-IPC_MESSAGE_CONTROL3(IndexedDBHostMsg_DatabaseDeleteObjectStore,
-                     int32_t, /* ipc_database_id */
-                     int64_t, /* transaction_id */
-                     int64_t) /* object_store_id */
-
-// WebIDBDatabase::createTransaction() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseCreateTransaction,
-                     IndexedDBHostMsg_DatabaseCreateTransaction_Params)
-
-// WebIDBDatabase::close() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseClose,
-                     int32_t /* ipc_database_id */)
-
-// WebIDBDatabase::versionChangeIgnored() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseVersionChangeIgnored,
-                     int32_t /* ipc_database_id */)
-
-// WebIDBDatabase::~WebIDBDatabase() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseDestroyed,
-                     int32_t /* ipc_database_id */)
-
-// WebIDBDatabase::get() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseGet,
-                     IndexedDBHostMsg_DatabaseGet_Params)
-
-// WebIDBDatabase::getAll() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseGetAll,
-                     IndexedDBHostMsg_DatabaseGetAll_Params)
-
-// WebIDBDatabase::put() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabasePut,
-                     IndexedDBHostMsg_DatabasePut_Params)
-
-// WebIDBDatabase::setIndexKeys() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseSetIndexKeys,
-                     IndexedDBHostMsg_DatabaseSetIndexKeys_Params)
-
-// WebIDBDatabase::setIndexesReady() message.
-IPC_MESSAGE_CONTROL4(IndexedDBHostMsg_DatabaseSetIndexesReady,
-                     int32_t,              /* ipc_database_id */
-                     int64_t,              /* transaction_id */
-                     int64_t,              /* object_store_id */
-                     std::vector<int64_t>) /* index_ids */
-
-// WebIDBDatabase::openCursor() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseOpenCursor,
-                     IndexedDBHostMsg_DatabaseOpenCursor_Params)
-
-// WebIDBDatabase::count() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseCount,
-                     IndexedDBHostMsg_DatabaseCount_Params)
-
-// WebIDBDatabase::deleteRange() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseDeleteRange,
-                     IndexedDBHostMsg_DatabaseDeleteRange_Params)
-
-// WebIDBDatabase::clear() message.
-IPC_MESSAGE_CONTROL5(IndexedDBHostMsg_DatabaseClear,
-                     int32_t, /* ipc_thread_id */
-                     int32_t, /* ipc_callbacks_id */
-                     int32_t, /* ipc_database_id */
-                     int64_t, /* transaction_id */
-                     int64_t) /* object_store_id */
-
-// WebIDBDatabase::createIndex() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_DatabaseCreateIndex,
-                     IndexedDBHostMsg_DatabaseCreateIndex_Params)
-
-// WebIDBDatabase::deleteIndex() message.
-IPC_MESSAGE_CONTROL4(IndexedDBHostMsg_DatabaseDeleteIndex,
-                     int32_t, /* ipc_database_id */
-                     int64_t, /* transaction_id */
-                     int64_t, /* object_store_id */
-                     int64_t) /* index_id */
-
-// WebIDBDatabase::abort() message.
-IPC_MESSAGE_CONTROL2(IndexedDBHostMsg_DatabaseAbort,
-                     int32_t, /* ipc_database_id */
-                     int64_t) /* transaction_id */
-
-// WebIDBDatabase::commit() message.
-IPC_MESSAGE_CONTROL2(IndexedDBHostMsg_DatabaseCommit,
-                     int32_t, /* ipc_database_id */
-                     int64_t) /* transaction_id */
-
-// WebIDBDatabase::~WebIDBCursor() message.
-IPC_MESSAGE_CONTROL1(IndexedDBHostMsg_CursorDestroyed,
-                     int32_t /* ipc_cursor_id */)