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

Source/core/html/canvas/WebGLCompressedTextureS3TC.cpp

 /*
  * Copyright (C) 2011 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:
  *
  * 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
@@ skipping 32 matching lines @@
 
 WebGLCompressedTextureS3TC::~WebGLCompressedTextureS3TC()
 {
 }
 
 WebGLExtensionName WebGLCompressedTextureS3TC::name() const
 {
     return WebGLCompressedTextureS3TCName;
 }
 
-PassRefPtr<WebGLCompressedTextureS3TC> WebGLCompressedTextureS3TC::create(WebGLRenderingContextBase* context)
+PassRefPtrWillBeRawPtr<WebGLCompressedTextureS3TC> WebGLCompressedTextureS3TC::create(WebGLRenderingContextBase* context)
 {
-    return adoptRef(new WebGLCompressedTextureS3TC(context));
+    return adoptRefWillBeNoop(new WebGLCompressedTextureS3TC(context));
 }
 
 bool WebGLCompressedTextureS3TC::supported(WebGLRenderingContextBase* context)
 {
     Extensions3DUtil* extensionsUtil = context->extensionsUtil();
     return extensionsUtil->supportsExtension("GL_EXT_texture_compression_s3tc")
         || (extensionsUtil->supportsExtension("GL_EXT_texture_compression_dxt1")
             && extensionsUtil->supportsExtension("GL_CHROMIUM_texture_compression_dxt3")
             && extensionsUtil->supportsExtension("GL_CHROMIUM_texture_compression_dxt5"));
 }
 
 const char* WebGLCompressedTextureS3TC::extensionName()
 {
     return "WEBGL_compressed_texture_s3tc";
 }
 
 } // namespace WebCore