IDL: Add PropertyBag class

Source/bindings/tests/results/V8TestInterface.h

Index: Source/bindings/tests/results/V8TestInterface.h
diff --git a/Source/bindings/tests/results/V8TestInterface.h b/Source/bindings/tests/results/V8TestInterface.h
index a329fabfa4ac6485f6e3f47a02c3b3523d1fb683..67133db7e46bb1c07403e5ce3e1f1f4060c4f79a 100644
--- a/Source/bindings/tests/results/V8TestInterface.h
+++ b/Source/bindings/tests/results/V8TestInterface.h
@@ -8,6 +8,7 @@
 #define V8TestInterface_h
 
 #if ENABLE(CONDITION)
+#include "bindings/core/v8/PropertyBag.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "bindings/core/v8/V8Binding.h"
 #include "bindings/core/v8/V8DOMWrapper.h"
@@ -103,6 +104,11 @@ inline void v8SetReturnValueFast(const CallbackInfo& callbackInfo, PassRefPtr<Te
     v8SetReturnValueFast(callbackInfo, impl.get(), wrappable);
 }
 
+template <>
+struct PropertyBagTraits<TestInterfaceImplementation> {
+    typedef V8TestInterface type;
+};
+
 } // namespace blink
 #endif // ENABLE(CONDITION)
 #endif // V8TestInterface_h