Remove SVG fonts

Source/core/svg/SVGRemoteFontFaceSource.h

-// Copyright 2014 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.
-
-#ifndef SVGRemoteFontFaceSource_h
-#define SVGRemoteFontFaceSource_h
-
-#if ENABLE(SVG_FONTS)
-
-#include "core/css/RemoteFontFaceSource.h"
-#include "platform/heap/Handle.h"
-
-namespace blink {
-
-class SVGFontElement;
-
-class SVGRemoteFontFaceSource : public RemoteFontFaceSource {
-public:
-    SVGRemoteFontFaceSource(const String& uri, FontResource*, PassRefPtrWillBeRawPtr<FontLoader>);
-    ~SVGRemoteFontFaceSource();
-    virtual bool isSVGFontFaceSource() const override { return true; }
-    virtual bool ensureFontData() override;
-
-    virtual void trace(Visitor*) override;
-
-private:
-    virtual PassRefPtr<SimpleFontData> createFontData(const FontDescription&) override;
-
-    String m_uri;
-    RefPtrWillBeMember<SVGFontElement> m_externalSVGFontElement;
-};
-
-} // namespace blink
-
-#endif // ENABLE(SVG_FONTS)
-#endif