gc plugin: remove ScriptWrappable destructor special case.

tools/clang/blink_gc_plugin/tests/class_requires_finalization_field.h

Index: tools/clang/blink_gc_plugin/tests/class_requires_finalization_field.h
diff --git a/tools/clang/blink_gc_plugin/tests/class_requires_finalization_field.h b/tools/clang/blink_gc_plugin/tests/class_requires_finalization_field.h
index 33f43c20ad57bdea27b98b3b7d8721a4d3dcbb50..9596127476ac4db433c3f5352f4d79efb0d04027 100644
--- a/tools/clang/blink_gc_plugin/tests/class_requires_finalization_field.h
+++ b/tools/clang/blink_gc_plugin/tests/class_requires_finalization_field.h
@@ -41,7 +41,7 @@ struct VectorTraits<blink::C> {
 namespace blink {
 
 // Off-heap vectors always need to be finalized.
-class NeedsFinalizer : public A, public ScriptWrappable {
+class NeedsFinalizer : public A {
 public:
     void trace(Visitor*);
 private:
@@ -58,7 +58,7 @@ private:
 };
 
 // On-heap vectors with no inlined objects never need to be finalized.
-class DoesNotNeedFinalizer : public A, public ScriptWrappable {
+class DoesNotNeedFinalizer : public A {
 public:
     void trace(Visitor*);
 private:
@@ -67,7 +67,7 @@ private:
 
 // On-heap vectors with inlined objects that don't need destruction
 // don't need to be finalized.
-class AlsoDoesNotNeedFinalizer : public A, public ScriptWrappable {
+class AlsoDoesNotNeedFinalizer : public A {
 public:
     void trace(Visitor*);
 private: