[v8 gc] Introduce a base class for all objects that can have pending activity

third_party/WebKit/Source/modules/indexeddb/IDBRequest.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
@@ skipping 11 matching lines @@
  * (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 IDBRequest_h
 #define IDBRequest_h
 
+#include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/ScriptValue.h"
 #include "core/dom/ActiveDOMObject.h"
 #include "core/dom/DOMStringList.h"
 #include "core/events/EventListener.h"
 #include "core/events/EventTarget.h"
 #include "modules/EventModules.h"
 #include "modules/ModulesExport.h"
 #include "modules/indexeddb/IDBAny.h"
 #include "modules/indexeddb/IDBTransaction.h"
 #include "modules/indexeddb/IndexedDB.h"
 #include "platform/blob/BlobData.h"
 #include "platform/heap/Handle.h"
 #include "public/platform/WebBlobInfo.h"
 #include "public/platform/modules/indexeddb/WebIDBCursor.h"
 #include "public/platform/modules/indexeddb/WebIDBTypes.h"
 
 namespace blink {
 
 class DOMException;
 class ExceptionState;
 class IDBCursor;
 struct IDBDatabaseMetadata;
 class IDBValue;
 
 class MODULES_EXPORT IDBRequest
     : public RefCountedGarbageCollectedEventTargetWithInlineData<IDBRequest>
+    , public ActiveScriptWrappable
     , public ActiveDOMObject {
     REFCOUNTED_GARBAGE_COLLECTED_EVENT_TARGET(IDBRequest);
     DEFINE_WRAPPERTYPEINFO();
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(IDBRequest);
 public:
     static IDBRequest* create(ScriptState*, IDBAny* source, IDBTransaction*);
     ~IDBRequest() override;
     DECLARE_VIRTUAL_TRACE();
 
     ScriptState* getScriptState() { return m_scriptState.get(); }
@@ skipping 33 matching lines @@
     virtual void onSuccess(const Vector<RefPtr<IDBValue>>&);
     virtual void onSuccess(int64_t);
     virtual void onSuccess();
     virtual void onSuccess(IDBKey*, IDBKey* primaryKey, PassRefPtr<IDBValue>);
 
     // Only IDBOpenDBRequest instances should receive these:
     virtual void onBlocked(int64_t oldVersion) { ASSERT_NOT_REACHED(); }
     virtual void onUpgradeNeeded(int64_t oldVersion, PassOwnPtr<WebIDBDatabase>, const IDBDatabaseMetadata&, WebIDBDataLoss, String dataLossMessage) { ASSERT_NOT_REACHED(); }
     virtual void onSuccess(PassOwnPtr<WebIDBDatabase>, const IDBDatabaseMetadata&) { ASSERT_NOT_REACHED(); }
 
+    // ActiveScriptWrappable
+    bool hasPendingActivity() const final;
+
     // ActiveDOMObject
-    bool hasPendingActivity() const final;
     void stop() final;
 
     // EventTarget
     const AtomicString& interfaceName() const override;
     ExecutionContext* getExecutionContext() const final;
     void uncaughtExceptionInEventHandler() final;
 
     // Called by a version change transaction that has finished to set this
     // request back from DONE (following "upgradeneeded") back to PENDING (for
     // the upcoming "success" or "error").
@@ skipping 41 matching lines @@
     RefPtr<IDBValue> m_cursorValue;
 
     bool m_didFireUpgradeNeededEvent = false;
     bool m_preventPropagation = false;
     bool m_resultDirty = true;
 };
 
 } // namespace blink
 
 #endif // IDBRequest_h