New IPC message parameters for IDB/Blob support.

content/child/indexed_db/indexed_db_dispatcher_unittest.cc

Index: content/child/indexed_db/indexed_db_dispatcher_unittest.cc
diff --git a/content/child/indexed_db/indexed_db_dispatcher_unittest.cc b/content/child/indexed_db/indexed_db_dispatcher_unittest.cc
index 4ac8ca50235fd4e65a32668851ee631baaf29b0b..1df68d80c94006894a72ea30adfb4b4d8d2b06e4 100644
--- a/content/child/indexed_db/indexed_db_dispatcher_unittest.cc
+++ b/content/child/indexed_db/indexed_db_dispatcher_unittest.cc
@@ -212,8 +212,10 @@ TEST_F(IndexedDBDispatcherTest, CursorTransactionId) {
     int32 ipc_callbacks_id = dispatcher.cursor_transaction_ids_.begin()->first;
 
     // Now simululate a "null cursor" response.
-    dispatcher.OnSuccessValue(
-        dispatcher.CurrentWorkerId(), ipc_callbacks_id, std::string());
+    IndexedDBMsg_CallbacksSuccessValue_Params params;
+    params.ipc_thread_id = dispatcher.CurrentWorkerId();
+    params.ipc_callbacks_id = ipc_callbacks_id;
+    dispatcher.OnSuccessValue(params);
 
     // Ensure the map result was deleted.
     EXPECT_EQ(0UL, dispatcher.cursor_transaction_ids_.size());