[IndexedDB] Propogating changes to observers : Renderer

third_party/WebKit/Source/modules/indexeddb/IDBObserver.cpp

 // Copyright 2016 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.
 
 #include "modules/indexeddb/IDBObserver.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/modules/v8/ToV8ForModules.h"
 #include "bindings/modules/v8/V8BindingForModules.h"
 #include "core/dom/ExceptionCode.h"
 #include "modules/indexeddb/IDBDatabase.h"
 #include "modules/indexeddb/IDBObserverCallback.h"
+#include "modules/indexeddb/IDBObserverChanges.h"
 #include "modules/indexeddb/IDBObserverInit.h"
 #include "modules/indexeddb/IDBTransaction.h"
 #include "modules/indexeddb/WebIDBObserverImpl.h"
 
 namespace blink {
 
 IDBObserver* IDBObserver::create(IDBObserverCallback& callback, const IDBObserverInit& options)
 {
     return new IDBObserver(callback, options);
 }
@@ skipping 48 matching lines @@
     }
     if (!observerIdsToRemove.empty())
         database->backend()->removeObservers(observerIdsToRemove);
 }
 
 void IDBObserver::removeObserver(int32_t id)
 {
     m_observerIds.erase(id);
 }
 
+void IDBObserver::onChange(const std::vector<WebIDBObservation>& observations, const std::vector<int32_t>& observationIndex)
+{
+    m_callback->handleEvent(*IDBObserverChanges::create(observations, observationIndex), *this);
+}
+
 DEFINE_TRACE(IDBObserver)
 {
     visitor->trace(m_callback);
 }
 
 } // namespace blink