Replacing Indexed DB Chromium IPC with Mojo

third_party/WebKit/Source/modules/indexeddb/IDBDatabaseObserverImpl.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/IDBDatabaseObserverImpl.h"
+
+#include "core/dom/DOMException.h"
+#include "modules/indexeddb/IDBDatabase.h"
+#include "modules/indexeddb/IDBOpenDBRequest.h"
+
+namespace blink {
+
+indexed_db::mojom::blink::DatabaseObserverPtr IDBDatabaseObserverImpl::Create(IDBOpenDBRequest* request)
+{
+    indexed_db::mojom::blink::DatabaseObserverPtr observer;
+    // TODO(cmumford): Comment why this doesn't leak.
+    new IDBDatabaseObserverImpl(GetProxy(&observer), request);
+    return observer;
+}
+
+IDBDatabaseObserverImpl::IDBDatabaseObserverImpl(indexed_db::mojom::blink::DatabaseObserverRequest request, IDBOpenDBRequest* openRequest)
+    : m_request(openRequest)
+    , m_binding(this, std::move(request))
+{
+}
+
+IDBDatabaseObserverImpl::~IDBDatabaseObserverImpl()
+{
+    // TODO(cmumford): Implement this.
+}
+
+void IDBDatabaseObserverImpl::OnTransactionAborted(int64_t hostTransactionId, indexed_db::mojom::blink::ErrorInfoPtr error)
+{
+    if (!m_request->getDatabase())
+        return;
+    // use type-mapping to get correct values.
+    DOMException* exception = DOMException::create(error->code,
+        error->message,
+        error->message);
+    m_request->getDatabase()->onAbort(hostTransactionId, exception);
+}
+
+void IDBDatabaseObserverImpl::OnTransactionCompleted(int64_t hostTransactionId)
+{
+    if (!m_request->getDatabase())
+        return;
+    m_request->getDatabase()->onComplete(hostTransactionId);
+}
+
+void IDBDatabaseObserverImpl::OnForcedClosed()
+{
+    NOTREACHED();
+}
+
+void IDBDatabaseObserverImpl::OnVersionChange(int64_t oldVersion, int64_t newVersion)
+{
+    NOTREACHED();
+}
+
+DEFINE_TRACE(IDBDatabaseObserverImpl)
+{
+    visitor->trace(m_request);
+}
+
+} // namespace blink