1 files changed, 55 insertions, 0 deletions
diff --git a/Source/WebCore/css/FontFaceSet.idl b/Source/WebCore/css/FontFaceSet.idl
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index 000000000..c4a5ec783
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+++ b/Source/WebCore/css/FontFaceSet.idl
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+/*
+ * Copyright (C) 2016 Apple 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:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
+ */
+
+enum FontFaceSetLoadStatus {
+    "loading",
+    "loaded"
+};
+
+[
+    ConstructorCallWith=Document,
+    Constructor(sequence<FontFace> initialFaces),
+] interface FontFaceSet : EventTarget {
+    boolean has(FontFace font);
+
+    // FIXME: We should add support for the setlike declaration.
+    iterable<FontFace>;
+
+    readonly attribute long size;
+
+    FontFaceSet add(FontFace font);
+    [ImplementedAs=remove] boolean delete(FontFace font);
+    void clear();
+
+    attribute EventHandler onloading;
+    attribute EventHandler onloadingdone;
+    attribute EventHandler onloadingerror;
+
+    Promise<sequence<FontFace>> load(DOMString font, optional DOMString text = " ");
+    [MayThrowException] boolean check(DOMString font, optional DOMString text = " ");
+
+    [CustomGetter, CachedAttribute] readonly attribute Promise<FontFaceSet> ready;
+    readonly attribute FontFaceSetLoadStatus status;
+};