Add FontFaceDescriptors IDL dictionary

Source/core/css/FontFace.h

Index: Source/core/css/FontFace.h
diff --git a/Source/core/css/FontFace.h b/Source/core/css/FontFace.h
index cdef7fadd7050a82611a0d5c69d648ab0999e212..75736edee7afeda7ec265532785cd831155c6fc9 100644
--- a/Source/core/css/FontFace.h
+++ b/Source/core/css/FontFace.h
@@ -49,6 +49,7 @@ class CSSValueList;
 class Dictionary;
 class Document;
 class ExceptionState;
+class FontFaceDescriptors;
 class FontFaceReadyPromiseResolver;
 class StylePropertySet;
 class StyleRuleFontFace;
@@ -57,9 +58,9 @@ class FontFace : public RefCountedWillBeGarbageCollectedFinalized<FontFace>, pub
 public:
     enum LoadStatus { Unloaded, Loading, Loaded, Error };
 
-    static PassRefPtrWillBeRawPtr<FontFace> create(ExecutionContext*, const AtomicString& family, PassRefPtr<ArrayBuffer> source, const Dictionary&);
-    static PassRefPtrWillBeRawPtr<FontFace> create(ExecutionContext*, const AtomicString& family, PassRefPtr<ArrayBufferView>, const Dictionary&);
-    static PassRefPtrWillBeRawPtr<FontFace> create(ExecutionContext*, const AtomicString& family, const String& source, const Dictionary&);
+    static PassRefPtrWillBeRawPtr<FontFace> create(ExecutionContext*, const AtomicString& family, PassRefPtr<ArrayBuffer> source, const FontFaceDescriptors*);
+    static PassRefPtrWillBeRawPtr<FontFace> create(ExecutionContext*, const AtomicString& family, PassRefPtr<ArrayBufferView>, const FontFaceDescriptors*);
+    static PassRefPtrWillBeRawPtr<FontFace> create(ExecutionContext*, const AtomicString& family, const String& source, const FontFaceDescriptors*);
     static PassRefPtrWillBeRawPtr<FontFace> create(Document*, const StyleRuleFontFace*);
 
     ~FontFace();
@@ -108,7 +109,7 @@ public:
 
 private:
     FontFace();
-    FontFace(ExecutionContext*, const AtomicString& family, const Dictionary& descriptors);
+    FontFace(ExecutionContext*, const AtomicString& family, const FontFaceDescriptors*);
 
     void initCSSFontFace(Document*, PassRefPtrWillBeRawPtr<CSSValue> src);
     void initCSSFontFace(const unsigned char* data, unsigned size);