Update platform classes to use OVERRIDE / FINAL when needed

Source/platform/animation/TimingFunction.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 46 matching lines @@
 protected:
     TimingFunction(Type type)
         : m_type(type)
     {
     }
 
 private:
     Type m_type;
 };
 
-class LinearTimingFunction : public TimingFunction {
+class LinearTimingFunction FINAL : public TimingFunction {
 public:
     static PassRefPtr<LinearTimingFunction> create()
     {
         return adoptRef(new LinearTimingFunction);
     }
 
-    ~LinearTimingFunction() { }
+    virtual ~LinearTimingFunction() { }
 
-    virtual double evaluate(double fraction, double) const
+    virtual double evaluate(double fraction, double) const OVERRIDE
     {
         ASSERT(RuntimeEnabledFeatures::webAnimationsCSSEnabled() || (fraction >= 0 && fraction <= 1));
         ASSERT_WITH_MESSAGE(!RuntimeEnabledFeatures::webAnimationsCSSEnabled() || (fraction >= 0 && fraction <= 1), "Web Animations not yet implemented: Timing function behavior outside the range [0, 1] is not yet specified");
         return fraction;
     }
 
 private:
     LinearTimingFunction()
         : TimingFunction(LinearFunction)
     {
     }
 };
 
 
 // Forward declare so we can friend it below. Don't use in production code!
 class ChainedTimingFunctionTestHelper;
 
-class CubicBezierTimingFunction : public TimingFunction {
+class CubicBezierTimingFunction FINAL : public TimingFunction {
 public:
     enum SubType {
         Ease,
         EaseIn,
         EaseOut,
         EaseInOut,
         Custom
     };
 
     static PassRefPtr<CubicBezierTimingFunction> create(double x1, double y1, double x2, double y2)
@@ skipping 23 matching lines @@
             {
                 DEFINE_STATIC_REF(CubicBezierTimingFunction, easeInOut, (adoptRef(new CubicBezierTimingFunction(EaseInOut, 0.42, 0.0, 0.58, 1.0))));
                 return easeInOut;
             }
         default:
             ASSERT_NOT_REACHED();
             return 0;
         }
     }
 
-    ~CubicBezierTimingFunction() { }
+    virtual ~CubicBezierTimingFunction() { }
 
-    virtual double evaluate(double fraction, double accuracy) const
+    virtual double evaluate(double fraction, double accuracy) const OVERRIDE
     {
         ASSERT(RuntimeEnabledFeatures::webAnimationsCSSEnabled() || (fraction >= 0 && fraction <= 1));
         ASSERT_WITH_MESSAGE(!RuntimeEnabledFeatures::webAnimationsCSSEnabled() || (fraction >= 0 && fraction <= 1), "Web Animations not yet implemented: Timing function behavior outside the range [0, 1] is not yet specified");
         if (!m_bezier)
             m_bezier = adoptPtr(new UnitBezier(m_x1, m_y1, m_x2, m_y2));
         return m_bezier->solve(fraction, accuracy);
     }
 
     double x1() const { return m_x1; }
     double y1() const { return m_y1; }
@@ skipping 14 matching lines @@
     }
 
     double m_x1;
     double m_y1;
     double m_x2;
     double m_y2;
     SubType m_subType;
     mutable OwnPtr<UnitBezier> m_bezier;
 };
 
-class StepsTimingFunction : public TimingFunction {
+class StepsTimingFunction FINAL : public TimingFunction {
 public:
     enum SubType {
         Start,
         End,
         Custom
     };
 
     static PassRefPtr<StepsTimingFunction> create(int steps, bool stepAtStart)
     {
         return adoptRef(new StepsTimingFunction(Custom, steps, stepAtStart));
@@ skipping 12 matching lines @@
                 DEFINE_STATIC_REF(StepsTimingFunction, end, (adoptRef(new StepsTimingFunction(End, 1, false))));
                 return end;
             }
         default:
             ASSERT_NOT_REACHED();
             return 0;
         }
     }
 
 
-    ~StepsTimingFunction() { }
+    virtual ~StepsTimingFunction() { }
 
-    virtual double evaluate(double fraction, double) const
+    virtual double evaluate(double fraction, double) const OVERRIDE
     {
         ASSERT(RuntimeEnabledFeatures::webAnimationsCSSEnabled() || (fraction >= 0 && fraction <= 1));
         ASSERT_WITH_MESSAGE(!RuntimeEnabledFeatures::webAnimationsCSSEnabled() || (fraction >= 0 && fraction <= 1), "Web Animations not yet implemented: Timing function behavior outside the range [0, 1] is not yet specified");
         return std::min(1.0, (floor(m_steps * fraction) + m_stepAtStart) / m_steps);
     }
 
     int numberOfSteps() const { return m_steps; }
     bool stepAtStart() const { return m_stepAtStart; }
 
     SubType subType() const { return m_subType; }
 
 private:
     StepsTimingFunction(SubType subType, int steps, bool stepAtStart)
         : TimingFunction(StepsFunction)
         , m_steps(steps)
         , m_stepAtStart(stepAtStart)
         , m_subType(subType)
     {
     }
 
     int m_steps;
     bool m_stepAtStart;
     SubType m_subType;
 };
 
-class ChainedTimingFunction : public TimingFunction {
+class ChainedTimingFunction FINAL : public TimingFunction {
 public:
     static PassRefPtr<ChainedTimingFunction> create()
     {
         return adoptRef(new ChainedTimingFunction);
     }
 
     void appendSegment(double upperBound, TimingFunction* timingFunction)
     {
         double max = m_segments.isEmpty() ? 0 : m_segments.last().max();
         ASSERT(upperBound > max);
         m_segments.append(Segment(max, upperBound, timingFunction));
     }
-    virtual double evaluate(double fraction, double accuracy) const
+    virtual double evaluate(double fraction, double accuracy) const OVERRIDE
     {
         ASSERT_WITH_MESSAGE(fraction >= 0 && fraction <= 1, "Web Animations not yet implemented: Timing function behavior outside the range [0, 1] is not yet specified");
         ASSERT(!m_segments.isEmpty());
         ASSERT(m_segments.last().max() == 1);
         size_t i = 0;
         const Segment* segment = &m_segments[i++];
         while (fraction >= segment->max() && i < m_segments.size()) {
             segment = &m_segments[i++];
         }
         return segment->evaluate(fraction, accuracy);
@@ skipping 61 matching lines @@
         value.type() == TimingFunction::typeName##Function)
 
 DEFINE_TIMING_FUNCTION_TYPE_CASTS(Linear);
 DEFINE_TIMING_FUNCTION_TYPE_CASTS(CubicBezier);
 DEFINE_TIMING_FUNCTION_TYPE_CASTS(Steps);
 DEFINE_TIMING_FUNCTION_TYPE_CASTS(Chained);
 
 } // namespace WebCore
 
 #endif // TimingFunction_h