Revert of [Oilpan] Migrate classes under module/webgl onto oilpan heap

Source/modules/webgl/ANGLEInstancedArrays.cpp

 /*
  * Copyright (C) 2013 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 33 matching lines @@
 
 ANGLEInstancedArrays::~ANGLEInstancedArrays()
 {
 }
 
 WebGLExtensionName ANGLEInstancedArrays::name() const
 {
     return ANGLEInstancedArraysName;
 }
 
-ANGLEInstancedArrays* ANGLEInstancedArrays::create(WebGLRenderingContextBase* context)
+PassRefPtrWillBeRawPtr<ANGLEInstancedArrays> ANGLEInstancedArrays::create(WebGLRenderingContextBase* context)
 {
-    return new ANGLEInstancedArrays(context);
+    return adoptRefWillBeNoop(new ANGLEInstancedArrays(context));
 }
 
 bool ANGLEInstancedArrays::supported(WebGLRenderingContextBase* context)
 {
     return context->extensionsUtil()->supportsExtension("GL_ANGLE_instanced_arrays");
 }
 
 const char* ANGLEInstancedArrays::extensionName()
 {
     return "ANGLE_instanced_arrays";
@@ skipping 20 matching lines @@
 void ANGLEInstancedArrays::vertexAttribDivisorANGLE(GLuint index, GLuint divisor)
 {
     WebGLExtensionScopedContext scoped(this);
     if (scoped.isLost())
         return;
 
     scoped.context()->vertexAttribDivisorANGLE(index, divisor);
 }
 
 } // namespace blink