Reduce SuspendableObjects

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 19 matching lines @@
 
 #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/ContextLifecycleObserver.h"
 #include "core/dom/DOMException.h"
-#include "core/dom/SuspendableObject.h"
 #include "platform/fonts/FontTraits.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 GarbageCollectedFinalized<FontFace>,
                  public ScriptWrappable,
                  public ActiveScriptWrappable<FontFace>,
-                 public SuspendableObject {
+                 public ContextLifecycleObserver {
   DEFINE_WRAPPERTYPEINFO();
   USING_GARBAGE_COLLECTED_MIXIN(FontFace);
   WTF_MAKE_NONCOPYABLE(FontFace);
 
  public:
   enum LoadStatusType { Unloaded, Loading, Loaded, Error };
 
   static FontFace* create(ExecutionContext*,
                           const AtomicString& family,
                           StringOrArrayBufferOrArrayBufferView&,
                           const FontFaceDescriptors&);
   static FontFace* create(Document*, const StyleRuleFontFace*);
 
-  ~FontFace();
+  virtual ~FontFace();
 
   const AtomicString& family() const { return m_family; }
   String style() const;
   String weight() const;
   String stretch() const;
   String unicodeRange() const;
   String variant() const;
   String featureSettings() const;
 
   // FIXME: Changing these attributes should affect font matching.
@@ skipping 89 matching lines @@
   Member<LoadedProperty> m_loadedProperty;
   Member<CSSFontFace> m_cssFontFace;
   HeapVector<Member<LoadFontCallback>> m_callbacks;
 };
 
 using FontFaceArray = HeapVector<Member<FontFace>>;
 
 }  // namespace blink
 
 #endif  // FontFace_h