Port IndexedDB open() and database callbacks to Mojo.

content/common/indexed_db/indexed_db_messages.h

Index: content/common/indexed_db/indexed_db_messages.h
diff --git a/content/common/indexed_db/indexed_db_messages.h b/content/common/indexed_db/indexed_db_messages.h
index a744f14518bf05fbfba89e0c9b0d6036f6146099..0793123b81e5a5680d6cbff08857da1364e6d08e 100644
--- a/content/common/indexed_db/indexed_db_messages.h
+++ b/content/common/indexed_db/indexed_db_messages.h
@@ -98,8 +98,6 @@ IPC_STRUCT_BEGIN(IndexedDBHostMsg_DatabaseCreateTransaction_Params)
   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.
@@ -415,10 +413,9 @@ IPC_MESSAGE_CONTROL1(IndexedDBMsg_CallbacksSuccessCursorPrefetch,
 IPC_MESSAGE_CONTROL1(IndexedDBMsg_CallbacksSuccessArray,
                      IndexedDBMsg_CallbacksSuccessArray_Params)
 
-IPC_MESSAGE_CONTROL5(IndexedDBMsg_CallbacksSuccessIDBDatabase,
+IPC_MESSAGE_CONTROL4(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,
@@ -456,24 +453,6 @@ 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 */
 IPC_MESSAGE_CONTROL3(IndexedDBMsg_DatabaseCallbacksChanges,
                      int32_t, /* ipc_thread_id */
                      int32_t, /* ipc_database_id */
@@ -513,10 +492,6 @@ IPC_MESSAGE_CONTROL3(IndexedDBHostMsg_CursorPrefetchReset,
 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)