WebGL: WebGLObject is non-copyable

third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.h

 /*
  * 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
@@ skipping 111 matching lines @@
     ScopedRGBEmulationColorMask(gpu::gles2::GLES2Interface*, GLboolean* colorMask, DrawingBuffer*);
     ~ScopedRGBEmulationColorMask();
 
 private:
     gpu::gles2::GLES2Interface* m_contextGL;
     GLboolean m_colorMask[4];
     const bool m_requiresEmulation;
 };
 
 class MODULES_EXPORT WebGLRenderingContextBase : public CanvasRenderingContext {
+    WTF_MAKE_NONCOPYABLE(WebGLRenderingContextBase);
 public:
     ~WebGLRenderingContextBase() override;
 
     virtual unsigned version() const = 0;
     virtual String contextName() const = 0;
     virtual void registerContextExtensions() = 0;
 
     virtual void initializeNewContext();
 
     static unsigned getWebGLVersion(const CanvasRenderingContext*);
@@ skipping 949 matching lines @@
     static PassOwnPtr<WebGraphicsContext3DProvider> createContextProviderInternal(HTMLCanvasElement*, ScriptState*, WebGLContextAttributes, unsigned);
 };
 
 DEFINE_TYPE_CASTS(WebGLRenderingContextBase, CanvasRenderingContext, context, context->is3d(), context.is3d());
 
 } // namespace blink
 
 WTF_ALLOW_MOVE_INIT_AND_COMPARE_WITH_MEM_FUNCTIONS(blink::WebGLRenderingContextBase::TextureUnitState);
 
 #endif // WebGLRenderingContextBase_h