Extended implementation to use interface as arguments

third_party/WebKit/Source/core/testing/CallbackFunctionTest.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 CallbackFunctionTest_h
 #define CallbackFunctionTest_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "platform/heap/Handle.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class ExceptionState;
+class HTMLDivElement;
 class ScriptState;
 class V8TestCallback;
+class V8TestInterfaceCallback;
 
 class CallbackFunctionTest final : public GarbageCollected<CallbackFunctionTest>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
     DECLARE_TRACE();
 
     static CallbackFunctionTest* create() { return new CallbackFunctionTest(); }
 
     String testCallback(ScriptState*, V8TestCallback*, const String&, const String&, ExceptionState&);
+    void testInterfaceCallback(ScriptState*, V8TestInterfaceCallback*, HTMLDivElement*, ExceptionState&);
 };
 
 } // namespace blink
 
 #endif // CallbackFunctionTest_h