Extended implementation to use interface as arguments

third_party/WebKit/Source/bindings/core/v8/V8PerformanceObserverCallback.h

Index: third_party/WebKit/Source/bindings/core/v8/V8PerformanceObserverCallback.h
diff --git a/third_party/WebKit/Source/bindings/core/v8/V8PerformanceObserverCallback.h b/third_party/WebKit/Source/bindings/core/v8/V8PerformanceObserverCallback.h
index d875564088ecbc99d6467fea5fa90da66ca83e4c..dc560215275f7974ccd24dd56bde7ed49449f1c9 100644
--- a/third_party/WebKit/Source/bindings/core/v8/V8PerformanceObserverCallback.h
+++ b/third_party/WebKit/Source/bindings/core/v8/V8PerformanceObserverCallback.h
@@ -8,9 +8,11 @@
 #include "bindings/core/v8/ActiveDOMCallback.h"
 #include "bindings/core/v8/DOMWrapperWorld.h"
 #include "bindings/core/v8/ScopedPersistent.h"
+#include "bindings/core/v8/V8PerformanceObserverInnerCallback.h"
 #include "core/CoreExport.h"
 #include "core/timing/PerformanceObserverCallback.h"
 
+
 namespace blink {
 
 class V8PerformanceObserverCallback final : public PerformanceObserverCallback, public ActiveDOMCallback {
@@ -30,7 +32,7 @@ public:
 private:
     CORE_EXPORT V8PerformanceObserverCallback(v8::Local<v8::Function>, v8::Local<v8::Object>, ScriptState*);
 
-    ScopedPersistent<v8::Function> m_callback;
+    Member<V8PerformanceObserverInnerCallback> m_callback;
     RefPtr<ScriptState> m_scriptState;
 };