Make CSSFontFace::setLoadStatus post a task

third_party/WebKit/Source/core/css/FontFace.h

Index: third_party/WebKit/Source/core/css/FontFace.h
diff --git a/third_party/WebKit/Source/core/css/FontFace.h b/third_party/WebKit/Source/core/css/FontFace.h
index 5f12f10641f9e57ce5a6bb712f110dc3c5f46c94..761e870b3792fbe4d8ce3267d34bfcfa2ad28d2f 100644
--- a/third_party/WebKit/Source/core/css/FontFace.h
+++ b/third_party/WebKit/Source/core/css/FontFace.h
@@ -54,6 +54,7 @@ class FontFaceDescriptors;
 class StringOrArrayBufferOrArrayBufferView;
 class StylePropertySet;
 class StyleRuleFontFace;
+class WebTaskRunner;
 
 class FontFace : public GarbageCollectedFinalized<FontFace>,
                  public ScriptWrappable,
@@ -154,6 +155,8 @@ class FontFace : public GarbageCollectedFinalized<FontFace>,
   bool setPropertyValue(const CSSValue*, CSSPropertyID);
   bool setFamilyValue(const CSSValue&);
   ScriptPromise fontStatusPromise(ScriptState*);
+  WebTaskRunner* getTaskRunner();
+  void runCallbacks();
 
   using LoadedProperty = ScriptPromiseProperty<Member<FontFace>,
                                                Member<FontFace>,