Replace FINAL and OVERRIDE with their C++11 counterparts in Source/core/html

Source/core/html/canvas/OESStandardDerivatives.h

Index: Source/core/html/canvas/OESStandardDerivatives.h
diff --git a/Source/core/html/canvas/OESStandardDerivatives.h b/Source/core/html/canvas/OESStandardDerivatives.h
index a74818a2c0d4c67d1f81dd9a536c27b20c05f064..e919a17c6bb91a7d713dc7eca6b888851e87bee9 100644
--- a/Source/core/html/canvas/OESStandardDerivatives.h
+++ b/Source/core/html/canvas/OESStandardDerivatives.h
@@ -32,7 +32,7 @@
 
 namespace blink {
 
-class OESStandardDerivatives FINAL : public WebGLExtension, public ScriptWrappable {
+class OESStandardDerivatives final : public WebGLExtension, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtrWillBeRawPtr<OESStandardDerivatives> create(WebGLRenderingContextBase*);
@@ -40,7 +40,7 @@ public:
     static const char* extensionName();
 
     virtual ~OESStandardDerivatives();
-    virtual WebGLExtensionName name() const OVERRIDE;
+    virtual WebGLExtensionName name() const override;
 
 private:
     explicit OESStandardDerivatives(WebGLRenderingContextBase*);