Remove uses of VisitDOMWrapper

third_party/WebKit/Source/modules/webgl/WebGLProgram.cpp

 /*
  * Copyright (C) 2009 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 114 matching lines @@
     case GL_FRAGMENT_SHADER:
       if (m_fragmentShader != shader)
         return false;
       m_fragmentShader = nullptr;
       return true;
     default:
       return false;
   }
 }
 
-void WebGLProgram::visitChildDOMWrappers(
-    v8::Isolate* isolate,
-    const v8::Persistent<v8::Object>& wrapper) {
-  DOMWrapperWorld::setWrapperReferencesInAllWorlds(wrapper, m_vertexShader,
-                                                   isolate);
-  DOMWrapperWorld::setWrapperReferencesInAllWorlds(wrapper, m_fragmentShader,
-                                                   isolate);
-}
-
 void WebGLProgram::cacheInfoIfNeeded(WebGLRenderingContextBase* context) {
   if (m_infoValid)
     return;
   if (!m_object)
     return;
   gpu::gles2::GLES2Interface* gl = context->contextGL();
   m_linkStatus = 0;
   gl->GetProgramiv(m_object, GL_LINK_STATUS, &m_linkStatus);
   m_infoValid = true;
 }
 
 DEFINE_TRACE(WebGLProgram) {
   visitor->trace(m_vertexShader);
   visitor->trace(m_fragmentShader);
   WebGLSharedPlatform3DObject::trace(visitor);
 }
 
 DEFINE_TRACE_WRAPPERS(WebGLProgram) {
   visitor->traceWrappers(m_vertexShader);
   visitor->traceWrappers(m_fragmentShader);
   WebGLSharedPlatform3DObject::traceWrappers(visitor);
 }
 
 }  // namespace blink