Oilpan: move 2D Canvas and WebGL objects to the heap.

Source/core/html/canvas/WebGLContextAttributes.cpp

 /*
  * Copyright (c) 2010, 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
  * copyright notice, this list of conditions and the following disclaimer
@@ skipping 14 matching lines @@
  */
 
 #include "config.h"
 
 #include "core/html/canvas/WebGLContextAttributes.h"
 
 #include "core/frame/Settings.h"
 
 namespace blink {
 
-PassRefPtr<WebGLContextAttributes> WebGLContextAttributes::create()
+DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(WebGLContextAttributes);
+
+PassRefPtrWillBeRawPtr<WebGLContextAttributes> WebGLContextAttributes::create()
 {
-    return adoptRef(new WebGLContextAttributes());
+    return adoptRefWillBeNoop(new WebGLContextAttributes());
 }
 
 WebGLContextAttributes::WebGLContextAttributes()
     : CanvasContextAttributes()
     , m_alpha(true)
     , m_depth(true)
     , m_stencil(false)
     , m_antialias(true)
     , m_premultipliedAlpha(true)
     , m_preserveDrawingBuffer(false)
     , m_failIfMajorPerformanceCaveat(false)
 {
     ScriptWrappable::init(this);
 }
 
 WebGLContextAttributes::WebGLContextAttributes(const WebGLContextAttributes& attrs)
     : CanvasContextAttributes()
     , m_alpha(attrs.m_alpha)
     , m_depth(attrs.m_depth)
     , m_stencil(attrs.m_stencil)
     , m_antialias(attrs.m_antialias)
     , m_premultipliedAlpha(attrs.m_premultipliedAlpha)
     , m_preserveDrawingBuffer(attrs.m_preserveDrawingBuffer)
     , m_failIfMajorPerformanceCaveat(attrs.m_failIfMajorPerformanceCaveat)
 {
     ScriptWrappable::init(this);
 }
 
-WebGLContextAttributes::~WebGLContextAttributes()
+PassRefPtrWillBeRawPtr<WebGLContextAttributes> WebGLContextAttributes::clone() const
 {
-}
-
-PassRefPtr<WebGLContextAttributes> WebGLContextAttributes::clone() const
-{
-    return adoptRef(new WebGLContextAttributes(*this));
+    return adoptRefWillBeNoop(new WebGLContextAttributes(*this));
 }
 
 bool WebGLContextAttributes::alpha() const
 {
     return m_alpha;
 }
 
 void WebGLContextAttributes::setAlpha(bool alpha)
 {
     m_alpha = alpha;
@@ skipping 81 matching lines @@
 
     attrs.topDocumentURL = topDocumentURL;
 
     attrs.webGL = true;
     attrs.webGLVersion = webGLVersion;
 
     return attrs;
 }
 
 } // namespace blink