Port messages sent by WebIDBFactoryImpl to Mojo.

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

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 24 matching lines @@
 #include "core/dom/DOMException.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/events/EventQueue.h"
 #include "modules/IndexedDBNames.h"
 #include "modules/indexeddb/IDBCursorWithValue.h"
 #include "modules/indexeddb/IDBDatabase.h"
 #include "modules/indexeddb/IDBEventDispatcher.h"
 #include "modules/indexeddb/IDBTracing.h"
 #include "modules/indexeddb/IDBValue.h"
+#include "modules/indexeddb/WebIDBCallbacksImpl.h"
 #include "platform/SharedBuffer.h"
 #include "public/platform/WebBlobInfo.h"
 #include <memory>
 
 using blink::WebIDBCursor;
 
 namespace blink {
 
 IDBRequest* IDBRequest::create(ScriptState* scriptState,
                                IDBAny* source,
@@ skipping 70 matching lines @@
 
 const String& IDBRequest::readyState() const {
   DCHECK(m_readyState == PENDING || m_readyState == DONE);
 
   if (m_readyState == PENDING)
     return IndexedDBNames::pending;
 
   return IndexedDBNames::done;
 }
 
+std::unique_ptr<WebIDBCallbacks> IDBRequest::createWebCallbacks() {
+  DCHECK(!m_webCallbacks);
+  std::unique_ptr<WebIDBCallbacks> callbacks =
+      WebIDBCallbacksImpl::create(this);
+  m_webCallbacks = callbacks.get();
+  return callbacks;
+}
+
+void IDBRequest::webCallbacksDestroyed() {
+  DCHECK(m_webCallbacks);
+  m_webCallbacks = nullptr;
+}
+
 void IDBRequest::abort() {
   DCHECK(!m_requestAborted);
   if (m_contextStopped || !getExecutionContext())
     return;
   DCHECK(m_readyState == PENDING || m_readyState == DONE);
   if (m_readyState == DONE)
     return;
 
   EventQueue* eventQueue = getExecutionContext()->getEventQueue();
   for (size_t i = 0; i < m_enqueuedEvents.size(); ++i) {
@@ skipping 245 matching lines @@
     }
   }
 
   m_enqueuedEvents.clear();
   if (m_source)
     m_source->contextWillBeDestroyed();
   if (m_result)
     m_result->contextWillBeDestroyed();
   if (m_pendingCursor)
     m_pendingCursor->contextWillBeDestroyed();
+  if (m_webCallbacks) {
+    m_webCallbacks->detach();
+    m_webCallbacks = nullptr;
+  }
 }
 
 const AtomicString& IDBRequest::interfaceName() const {
   return EventTargetNames::IDBRequest;
 }
 
 ExecutionContext* IDBRequest::getExecutionContext() const {
   return ActiveDOMObject::getExecutionContext();
 }
 
@@ skipping 132 matching lines @@
 }
 
 void IDBRequest::dequeueEvent(Event* event) {
   for (size_t i = 0; i < m_enqueuedEvents.size(); ++i) {
     if (m_enqueuedEvents[i].get() == event)
       m_enqueuedEvents.remove(i);
   }
 }
 
 }  // namespace blink