Remove WebGraphicsContext3D::getGLES2Interface().

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

 /*
  * Copyright (C) 2011 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 26 matching lines @@
 
 WebGLContextGroup::WebGLContextGroup()
 {
 }
 
 WebGLContextGroup::~WebGLContextGroup()
 {
     detachAndRemoveAllObjects();
 }
 
-WebGraphicsContext3D* WebGLContextGroup::getAWebGraphicsContext3D()
+gpu::gles2::GLES2Interface* WebGLContextGroup::getAGLInterface()
 {
     ASSERT(!m_contexts.isEmpty());
-    return (*m_contexts.begin())->webContext();
+    return (*m_contexts.begin())->contextGL();
 }
 
 void WebGLContextGroup::addContext(WebGLRenderingContextBase* context)
 {
     m_contexts.add(context);
 }
 
 void WebGLContextGroup::removeContext(WebGLRenderingContextBase* context)
 {
     // We must call detachAndRemoveAllObjects before removing the last context.
@@ skipping 24 matching lines @@
 {
     // Detach must happen before loseContextImpl, which destroys the GraphicsContext3D
     // and prevents groupObjects from being properly deleted.
     detachAndRemoveAllObjects();
 
     for (WebGLRenderingContextBase* const context : m_contexts)
         context->loseContextImpl(mode, autoRecoveryMethod);
 }
 
 } // namespace blink