bindings: Moves custom getters/setters to the prototype chain.

Source/bindings/core/v8/custom/V8CustomEventCustom.cpp

 /*
  * Copyright (C) 2012 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 32 matching lines @@
 
 namespace blink {
 
 static v8::Local<v8::Value> cacheState(v8::Isolate* isolate, v8::Local<v8::Object> customEvent, v8::Local<v8::Value> detail)
 {
     V8HiddenValue::setHiddenValue(isolate, customEvent, V8HiddenValue::detail(isolate), detail);
     return detail;
 }
 
 
-void V8CustomEvent::detailAttributeGetterCustom(const v8::PropertyCallbackInfo<v8::Value>& info)
+void V8CustomEvent::detailAttributeGetterCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     CustomEvent* event = V8CustomEvent::toImpl(info.Holder());
 
     v8::Local<v8::Value> result = V8HiddenValue::getHiddenValue(info.GetIsolate(), info.Holder(), V8HiddenValue::detail(info.GetIsolate()));
 
     if (!result.IsEmpty()) {
         v8SetReturnValue(info, result);
         return;
     }
 
@@ skipping 19 matching lines @@
     if (!v8Call(info[1]->BooleanValue(info.GetIsolate()->GetCurrentContext()), canBubbleArg)
         || !v8Call(info[2]->BooleanValue(info.GetIsolate()->GetCurrentContext()), cancelableArg))
         return;
     v8::Local<v8::Value> detailsArg = info[3];
 
     event->initEvent(typeArg, canBubbleArg, cancelableArg);
     event->setDetail(ScriptValue(ScriptState::current(info.GetIsolate()), detailsArg));
 }
 
 } // namespace blink