Delete //gpu/blink/ and WebGraphicsContext3DImpl.

gpu/blink/webgraphicscontext3d_impl.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef GPU_BLINK_WEBGRAPHICSCONTEXT3D_IMPL_H_
-#define GPU_BLINK_WEBGRAPHICSCONTEXT3D_IMPL_H_
-
-#include <stdint.h>
-
-#include <memory>
-#include <string>
-#include <vector>
-
-#include "base/callback.h"
-#include "gpu/blink/gpu_blink_export.h"
-#include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
-#include "third_party/WebKit/public/platform/WebString.h"
-
-namespace gpu {
-
-namespace gles2 {
-class GLES2Interface;
-struct ContextCreationAttribHelper;
-}
-}
-
-namespace gpu_blink {
-
-class GPU_BLINK_EXPORT WebGraphicsContext3DImpl
-    : public NON_EXPORTED_BASE(blink::WebGraphicsContext3D) {
- public:
-  ~WebGraphicsContext3DImpl() override;
-
-  //----------------------------------------------------------------------
-  // WebGraphicsContext3D methods
-
-  void setContextLostCallback(
-      WebGraphicsContext3D::WebGraphicsContextLostCallback* callback);
-
-  ::gpu::gles2::GLES2Interface* GetGLInterface() {
-    return gl_;
-  }
-
- protected:
-  WebGraphicsContext3DImpl();
-
-  void SetGLInterface(::gpu::gles2::GLES2Interface* gl) { gl_ = gl; }
-
-  bool initialized_;
-  bool initialize_failed_;
-
-  WebGraphicsContextLostCallback* context_lost_callback_;
-
-  ::gpu::gles2::GLES2Interface* gl_;
-  bool lose_context_when_out_of_memory_;
-};
-
-}  // namespace gpu_blink
-
-#endif  // GPU_BLINK_WEBGRAPHICSCONTEXT3D_IMPL_H_