Perfrorm binding integrity check using scriptwrappable.

Source/bindings/tests/results/V8TestException.h

Index: Source/bindings/tests/results/V8TestException.h
diff --git a/Source/bindings/tests/results/V8TestException.h b/Source/bindings/tests/results/V8TestException.h
index 1e6cdc5a888e576683d6132a6ada9cbdb1f7ec5f..44b8b0a1a596b9aa1e90296174ab7a8755a40ff2 100644
--- a/Source/bindings/tests/results/V8TestException.h
+++ b/Source/bindings/tests/results/V8TestException.h
@@ -62,6 +62,12 @@ inline v8::Handle<v8::Object> wrap(TestException* impl, v8::Handle<v8::Object> c
 {
     ASSERT(impl);
     ASSERT(DOMDataStore::getWrapper(impl, isolate).IsEmpty());
+    if (ScriptWrappable::wrapperCanBeStoredInObject(impl)) {
+        const WrapperTypeInfo* actualInfo = ScriptWrappable::getTypeInfoFromObject(impl);
+        // Might be a XXXConstructor::info instead of an XXX::info. These will both have
+        // the same object de-ref functions, though, so use that as the basis of the check.
+        RELEASE_ASSERT(actualInfo->derefObjectFunction == V8TestException::info.derefObjectFunction);
+    }
     return V8TestException::createWrapper(impl, creationContext, isolate);
 }