[wrapper-tracing] Remove flag and object grouping entry points

third_party/WebKit/Source/bindings/core/v8/V8DOMWrapper.h

 /*
  * Copyright (C) 2009 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 76 matching lines @@
                                         const WrapperTypeInfo* wrapperTypeInfo,
                                         ScriptWrappable* scriptWrappable) {
   ASSERT(wrapper->InternalFieldCount() >= 2);
   ASSERT(scriptWrappable);
   ASSERT(wrapperTypeInfo);
   int indices[] = {v8DOMWrapperObjectIndex, v8DOMWrapperTypeIndex};
   void* values[] = {scriptWrappable,
                     const_cast<WrapperTypeInfo*>(wrapperTypeInfo)};
   wrapper->SetAlignedPointerInInternalFields(WTF_ARRAY_LENGTH(indices), indices,
                                              values);
-  if (RuntimeEnabledFeatures::traceWrappablesEnabled()) {
-    auto perIsolateData = V8PerIsolateData::from(isolate);
-    // We notify ScriptWrappableVisitor about the new wrapper association,
-    // so the visitor can make sure to trace the association (in case it is
-    // currently tracing).  Because of some optimizations, V8 will not
-    // necessarily detect wrappers created during its incremental marking.
-    perIsolateData->scriptWrappableVisitor()->RegisterV8Reference(
-        std::make_pair(const_cast<WrapperTypeInfo*>(wrapperTypeInfo),
-                       scriptWrappable));
-  }
+  auto perIsolateData = V8PerIsolateData::from(isolate);
+  // We notify ScriptWrappableVisitor about the new wrapper association,
+  // so the visitor can make sure to trace the association (in case it is
+  // currently tracing).  Because of some optimizations, V8 will not
+  // necessarily detect wrappers created during its incremental marking.
+  perIsolateData->scriptWrappableVisitor()->RegisterV8Reference(std::make_pair(
+      const_cast<WrapperTypeInfo*>(wrapperTypeInfo), scriptWrappable));
 }
 
 inline void V8DOMWrapper::clearNativeInfo(v8::Isolate* isolate,
                                           v8::Local<v8::Object> wrapper) {
   int indices[] = {v8DOMWrapperObjectIndex, v8DOMWrapperTypeIndex};
   void* values[] = {nullptr, nullptr};
   wrapper->SetAlignedPointerInInternalFields(WTF_ARRAY_LENGTH(indices), indices,
                                              values);
 }
 
@@ skipping 82 matching lines @@
 
   bool m_didEnterContext;
   v8::Local<v8::Context> m_context;
   v8::TryCatch m_tryCatch;
   bool m_convertExceptions;
 };
 
 }  // namespace blink
 
 #endif  // V8DOMWrapper_h