Remove SVG fonts

Source/core/svg/SVGFontFaceSource.h

Index: Source/core/svg/SVGFontFaceSource.h
diff --git a/Source/core/svg/SVGFontFaceSource.h b/Source/core/svg/SVGFontFaceSource.h
deleted file mode 100644
index 56686c37815127f0d928beaf652edc001eca7903..0000000000000000000000000000000000000000
--- a/Source/core/svg/SVGFontFaceSource.h
+++ /dev/null
@@ -1,31 +0,0 @@
-// 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 SVGFontFaceSource_h
-#define SVGFontFaceSource_h
-
-#if ENABLE(SVG_FONTS)
-
-#include "core/css/CSSFontFaceSource.h"
-
-namespace blink {
-
-class SVGFontFaceElement;
-
-class SVGFontFaceSource : public CSSFontFaceSource {
-public:
-    SVGFontFaceSource(SVGFontFaceElement*);
-
-    virtual void trace(Visitor*) override;
-
-private:
-    virtual PassRefPtr<SimpleFontData> createFontData(const FontDescription&) override;
-
-    RawPtrWillBeMember<SVGFontFaceElement> m_svgFontFaceElement;
-};
-
-} // namespace blink
-
-#endif // ENABLE(SVG_FONTS)
-#endif