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

third_party/WebKit/Source/core/css/FontFace.h

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 13 matching lines @@
  * 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 FontFace_h
 #define FontFace_h
 
+#include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseProperty.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/CSSPropertyNames.h"
 #include "core/css/CSSValue.h"
 #include "core/dom/ActiveDOMObject.h"
 #include "core/dom/DOMException.h"
 #include "platform/fonts/FontTraits.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class CSSFontFace;
 class CSSValue;
 class DOMArrayBuffer;
 class DOMArrayBufferView;
 class Document;
 class ExceptionState;
 class FontFaceDescriptors;
 class StringOrArrayBufferOrArrayBufferView;
 class StylePropertySet;
 class StyleRuleFontFace;
 
-class FontFace : public RefCountedWillBeGarbageCollectedFinalized<FontFace>, public ScriptWrappable, public ActiveDOMObject {
+class FontFace : public RefCountedWillBeGarbageCollectedFinalized<FontFace>, public ScriptWrappable, public ActiveScriptWrappable, public ActiveDOMObject {
     DEFINE_WRAPPERTYPEINFO();
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(FontFace);
 public:
     enum LoadStatusType { Unloaded, Loading, Loaded, Error };
 
     static PassRefPtrWillBeRawPtr<FontFace> create(ExecutionContext*, const AtomicString& family, StringOrArrayBufferOrArrayBufferView&, const FontFaceDescriptors&);
     static PassRefPtrWillBeRawPtr<FontFace> create(Document*, const StyleRuleFontFace*);
 
     ~FontFace();
 
@@ skipping 32 matching lines @@
 
     class LoadFontCallback : public RefCountedWillBeGarbageCollectedFinalized<LoadFontCallback> {
     public:
         virtual ~LoadFontCallback() { }
         virtual void notifyLoaded(FontFace*) = 0;
         virtual void notifyError(FontFace*) = 0;
         DEFINE_INLINE_VIRTUAL_TRACE() { }
     };
     void loadWithCallback(PassRefPtrWillBeRawPtr<LoadFontCallback>, ExecutionContext*);
 
-    // ActiveDOMObject
-    bool hasPendingActivity() const override;
+    // ActiveScriptWrappable.
+    bool hasPendingActivity() const final;
 
 private:
     static PassRefPtrWillBeRawPtr<FontFace> create(ExecutionContext*, const AtomicString& family, PassRefPtr<DOMArrayBuffer> source, const FontFaceDescriptors&);
     static PassRefPtrWillBeRawPtr<FontFace> create(ExecutionContext*, const AtomicString& family, PassRefPtr<DOMArrayBufferView>, const FontFaceDescriptors&);
     static PassRefPtrWillBeRawPtr<FontFace> create(ExecutionContext*, const AtomicString& family, const String& source, const FontFaceDescriptors&);
 
     explicit FontFace(ExecutionContext*);
     FontFace(ExecutionContext*, const AtomicString& family, const FontFaceDescriptors&);
 
     void initCSSFontFace(Document*, PassRefPtrWillBeRawPtr<CSSValue> src);
@@ skipping 22 matching lines @@
     PersistentWillBeMember<LoadedProperty> m_loadedProperty;
     OwnPtrWillBeMember<CSSFontFace> m_cssFontFace;
     WillBeHeapVector<RefPtrWillBeMember<LoadFontCallback>> m_callbacks;
 };
 
 using FontFaceArray = WillBeHeapVector<RefPtrWillBeMember<FontFace>>;
 
 } // namespace blink
 
 #endif // FontFace_h