Revert of Remove create/delete methods from WebGraphicsContext3D.

third_party/WebKit/Source/modules/webgl/WebGLRenderbuffer.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
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "modules/webgl/WebGLRenderbuffer.h"
 
-#include "gpu/command_buffer/client/gles2_interface.h"
 #include "modules/webgl/WebGLRenderingContextBase.h"
 
 namespace blink {
 
 WebGLRenderbuffer* WebGLRenderbuffer::create(WebGLRenderingContextBase* ctx)
 {
     return new WebGLRenderbuffer(ctx);
 }
 
 WebGLRenderbuffer::~WebGLRenderbuffer()
 {
     // See the comment in WebGLObject::detachAndDeleteObject().
     detachAndDeleteObject();
 }
 
 WebGLRenderbuffer::WebGLRenderbuffer(WebGLRenderingContextBase* ctx)
     : WebGLSharedPlatform3DObject(ctx)
     , m_internalFormat(GL_RGBA4)
     , m_width(0)
     , m_height(0)
     , m_hasEverBeenBound(false)
 {
-    GLuint rbo;
-    ctx->contextGL()->GenRenderbuffers(1, &rbo);
-    setObject(rbo);
+    setObject(ctx->webContext()->createRenderbuffer());
 }
 
 void WebGLRenderbuffer::deleteObjectImpl(WebGraphicsContext3D* context3d, gpu::gles2::GLES2Interface* gl)
 {
-    gl->DeleteRenderbuffers(1, &m_object);
+    context3d->deleteRenderbuffer(m_object);
     m_object = 0;
 }
 
 DEFINE_TRACE(WebGLRenderbuffer)
 {
     WebGLSharedPlatform3DObject::trace(visitor);
 }
 
 } // namespace blink