Initial OpenType Font Variations Support

third_party/WebKit/Source/platform/fonts/opentype/FontSettings.h

 // Copyright 2016 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 FontSettings_h
 #define FontSettings_h
 
 #include "platform/PlatformExport.h"
 #include "wtf/Allocator.h"
 #include "wtf/PassRefPtr.h"
@@ skipping 63 matching lines @@
 class PLATFORM_EXPORT FontVariationSettings
     : public FontSettings<FontVariationAxis>,
       public RefCounted<FontVariationSettings> {
   WTF_MAKE_NONCOPYABLE(FontVariationSettings);
 
  public:
   static PassRefPtr<FontVariationSettings> create() {
     return adoptRef(new FontVariationSettings());
   }
 
+  unsigned hash() const;
+
  private:
   FontVariationSettings() = default;
 };
 
 }  // namespace blink
 
 #endif  // FontSettings_h