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diff --git a/chromium/third_party/blink/renderer/platform/fonts/font_custom_platform_data.h b/chromium/third_party/blink/renderer/platform/fonts/font_custom_platform_data.h
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+/*
+ * Copyright (C) 2007 Apple Computer, Inc.
+ * Copyright (c) 2007, 2008, 2009, 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
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (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 THIRD_PARTY_BLINK_RENDERER_PLATFORM_FONTS_FONT_CUSTOM_PLATFORM_DATA_H_
+#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_FONTS_FONT_CUSTOM_PLATFORM_DATA_H_
+
+#include "third_party/blink/renderer/platform/fonts/font_orientation.h"
+#include "third_party/blink/renderer/platform/fonts/font_selection_types.h"
+#include "third_party/blink/renderer/platform/platform_export.h"
+#include "third_party/blink/renderer/platform/wtf/allocator.h"
+#include "third_party/blink/renderer/platform/wtf/forward.h"
+#include "third_party/blink/renderer/platform/wtf/noncopyable.h"
+#include "third_party/blink/renderer/platform/wtf/ref_counted.h"
+#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
+#include "third_party/skia/include/core/SkRefCnt.h"
+
+class SkTypeface;
+
+namespace blink {
+
+class FontPlatformData;
+class SharedBuffer;
+class FontVariationSettings;
+
+class PLATFORM_EXPORT FontCustomPlatformData
+    : public RefCounted<FontCustomPlatformData> {
+  USING_FAST_MALLOC(FontCustomPlatformData);
+  WTF_MAKE_NONCOPYABLE(FontCustomPlatformData);
+
+ public:
+  static scoped_refptr<FontCustomPlatformData> Create(SharedBuffer*,
+                                               String& ots_parse_message);
+  ~FontCustomPlatformData();
+
+  FontPlatformData GetFontPlatformData(
+      float size,
+      bool bold,
+      bool italic,
+      const FontSelectionRequest&,
+      const FontSelectionCapabilities&,
+      FontOrientation = FontOrientation::kHorizontal,
+      const FontVariationSettings* = nullptr);
+
+  SkString FamilyNameForInspector() const;
+
+  size_t DataSize() const { return data_size_; }
+  static bool SupportsFormat(const String&);
+
+ private:
+  FontCustomPlatformData(sk_sp<SkTypeface>, size_t data_size);
+  sk_sp<SkTypeface> base_typeface_;
+  size_t data_size_;
+};
+
+}  // namespace blink
+
+#endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_FONTS_FONT_CUSTOM_PLATFORM_DATA_H_