Replacing Indexed DB Chromium IPC with Mojo

third_party/WebKit/Source/modules/indexeddb/IDBTransaction.h

 /*
  * 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
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef IDBTransaction_h
 #define IDBTransaction_h
 
+#include "Source/modules/indexeddb/indexed_db.mojom-blink.h"
 #include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "core/dom/ActiveDOMObject.h"
 #include "core/dom/DOMStringList.h"
 #include "core/events/EventListener.h"
 #include "modules/EventModules.h"
 #include "modules/EventTargetModules.h"
 #include "modules/ModulesExport.h"
 #include "modules/indexeddb/IDBMetadata.h"
 #include "modules/indexeddb/IndexedDB.h"
 #include "platform/heap/Handle.h"
-#include "public/platform/modules/indexeddb/WebIDBDatabase.h"
 #include "public/platform/modules/indexeddb/WebIDBTypes.h"
 #include "wtf/HashSet.h"
 
 namespace blink {
 
 class DOMException;
 class ExceptionState;
 class IDBDatabase;
+class IDBDatabaseProxy;
 class IDBObjectStore;
 class IDBOpenDBRequest;
 struct IDBObjectStoreMetadata;
 
 class MODULES_EXPORT IDBTransaction final
     : public EventTargetWithInlineData
     , public ActiveScriptWrappable
     , public ActiveDOMObject {
     USING_GARBAGE_COLLECTED_MIXIN(IDBTransaction);
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static IDBTransaction* create(ScriptState*, int64_t, const HashSet<String>& objectStoreNames, WebIDBTransactionMode, IDBDatabase*);
+    static IDBTransaction* create(ScriptState*, int64_t, const HashSet<String>& objectStoreNames, indexed_db::mojom::blink::TransactionMode, IDBDatabase*);
     static IDBTransaction* create(ScriptState*, int64_t, IDBDatabase*, IDBOpenDBRequest*, const IDBDatabaseMetadata& previousMetadata);
     ~IDBTransaction() override;
     DECLARE_VIRTUAL_TRACE();
 
-    static WebIDBTransactionMode stringToMode(const String&);
+    static indexed_db::mojom::blink::TransactionMode stringToMode(const String&);
 
     // When the connection is closed backend will be 0.
-    WebIDBDatabase* backendDB() const;
+    IDBDatabaseProxy* backendDB() const;
 
     int64_t id() const { return m_id; }
     bool isActive() const { return m_state == Active; }
     bool isFinished() const { return m_state == Finished; }
     bool isFinishing() const { return m_state == Finishing; }
-    bool isReadOnly() const { return m_mode == WebIDBTransactionModeReadOnly; }
-    bool isVersionChange() const { return m_mode == WebIDBTransactionModeVersionChange; }
+    bool isReadOnly() const { return m_mode == indexed_db::mojom::blink::TransactionMode::ReadOnly; }
+    bool isVersionChange() const { return m_mode == indexed_db::mojom::blink::TransactionMode::VersionChange; }
 
     // Implement the IDBTransaction IDL
     const String& mode() const;
     DOMStringList* objectStoreNames() const;
     IDBDatabase* db() const { return m_database.get(); }
     DOMException* error() const { return m_error; }
     IDBObjectStore* objectStore(const String& name, ExceptionState&);
     void abort(ExceptionState&);
 
     void registerRequest(IDBRequest*);
@@ skipping 18 matching lines @@
     bool hasPendingActivity() const final;
 
     // ActiveDOMObject
     void stop() override;
 
 protected:
     // EventTarget
     DispatchEventResult dispatchEventInternal(Event*) override;
 
 private:
-    IDBTransaction(ScriptState*, int64_t, const HashSet<String>&, WebIDBTransactionMode, IDBDatabase*, IDBOpenDBRequest*, const IDBDatabaseMetadata&);
+    IDBTransaction(ScriptState*, int64_t, const HashSet<String>&, indexed_db::mojom::blink::TransactionMode, IDBDatabase*, IDBOpenDBRequest*, const IDBDatabaseMetadata&);
 
     void enqueueEvent(Event*);
 
     enum State {
         Inactive, // Created or started, but not in an event callback
         Active, // Created or started, in creation scope or an event callback
         Finishing, // In the process of aborting or completing.
         Finished, // No more events will fire and no new requests may be filed.
     };
 
     const int64_t m_id;
     Member<IDBDatabase> m_database;
     const HashSet<String> m_objectStoreNames;
     Member<IDBOpenDBRequest> m_openDBRequest;
-    const WebIDBTransactionMode m_mode;
+    const indexed_db::mojom::blink::TransactionMode m_mode;
     State m_state = Active;
     bool m_hasPendingActivity = true;
     bool m_contextStopped = false;
     Member<DOMException> m_error;
 
     HeapListHashSet<Member<IDBRequest>> m_requestList;
 
     typedef HeapHashMap<String, Member<IDBObjectStore>> IDBObjectStoreMap;
     IDBObjectStoreMap m_objectStoreMap;
 
     // Used to mark stores created in an aborted upgrade transaction as
     // deleted.
     HeapHashSet<Member<IDBObjectStore>> m_createdObjectStores;
 
     // Used to notify object stores (which are no longer in m_objectStoreMap)
     // when the transaction is finished.
     HeapHashSet<Member<IDBObjectStore>> m_deletedObjectStores;
 
     // Holds stores created, deleted, or used during upgrade transactions to
     // reset metadata in case of abort.
     HeapHashMap<Member<IDBObjectStore>, IDBObjectStoreMetadata> m_objectStoreCleanupMap;
     IDBDatabaseMetadata m_previousMetadata;
 };
 
 } // namespace blink
 
 #endif // IDBTransaction_h