gc plugin: remove ScriptWrappable destructor special case.

tools/clang/blink_gc_plugin/tests/heap/stubs.h

Index: tools/clang/blink_gc_plugin/tests/heap/stubs.h
diff --git a/tools/clang/blink_gc_plugin/tests/heap/stubs.h b/tools/clang/blink_gc_plugin/tests/heap/stubs.h
index a31ef3abeed309974308f1e39bfa080680bfea07..8f7feccc9c49c61dec056168f4bae3933a03a4ce 100644
--- a/tools/clang/blink_gc_plugin/tests/heap/stubs.h
+++ b/tools/clang/blink_gc_plugin/tests/heap/stubs.h
@@ -243,15 +243,6 @@ struct TraceIfNeeded {
     static void trace(Visitor*, T*);
 };
 
-// blink::ScriptWrappable receives special treatment
-// so as to allow it to be used together with GarbageCollected<T>,
-// even when its user-declared destructor is provided.
-// As it is with Oilpan disabled.
-class ScriptWrappable {
-public:
-    ~ScriptWrappable() { /* user-declared, thus, non-trivial */ }
-};
-
 }
 
 namespace WTF {