Fix virtual/override/final usage in Source/modules/.

Source/modules/webgl/WebGLProgram.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 18 matching lines @@
 #include "modules/webgl/WebGLShader.h"
 #include "modules/webgl/WebGLSharedPlatform3DObject.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class WebGLProgram final : public WebGLSharedPlatform3DObject {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    virtual ~WebGLProgram();
+    ~WebGLProgram() override;
 
     static PassRefPtrWillBeRawPtr<WebGLProgram> create(WebGLRenderingContextBase*);
 
     unsigned numActiveAttribLocations();
     GLint getActiveAttribLocation(GLuint index);
 
     bool isUsingVertexAttrib0();
 
     bool linkStatus();
 
@@ skipping 32 matching lines @@
 
     RefPtrWillBeMember<WebGLShader> m_vertexShader;
     RefPtrWillBeMember<WebGLShader> m_fragmentShader;
 
     bool m_infoValid;
 };
 
 } // namespace blink
 
 #endif // WebGLProgram_h