Moving GraphicsContext and dependencies from core to platform.

Source/core/platform/ScrollAnimatorNone.h

Index: Source/core/platform/ScrollAnimatorNone.h
diff --git a/Source/core/platform/ScrollAnimatorNone.h b/Source/core/platform/ScrollAnimatorNone.h
deleted file mode 100644
index 7734c4dd26f1b2f4c56917c074772387954b069d..0000000000000000000000000000000000000000
--- a/Source/core/platform/ScrollAnimatorNone.h
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
- * Copyright (c) 2011, Google 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:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef ScrollAnimatorNone_h
-#define ScrollAnimatorNone_h
-
-#include "core/platform/ScrollAnimator.h"
-#include "platform/Timer.h"
-#include "platform/geometry/FloatPoint.h"
-#include "wtf/OwnPtr.h"
-
-class ScrollAnimatorNoneTest;
-
-namespace WebCore {
-
-class IntPoint;
-class ActivePlatformGestureAnimation;
-struct ScrollAnimatorParameters;
-
-class ScrollAnimatorNone : public ScrollAnimator {
-public:
-    explicit ScrollAnimatorNone(ScrollableArea*);
-    virtual ~ScrollAnimatorNone();
-
-    virtual bool scroll(ScrollbarOrientation, ScrollGranularity, float step, float multiplier);
-    virtual void scrollToOffsetWithoutAnimation(const FloatPoint&);
-
-    virtual void cancelAnimations();
-    virtual void serviceScrollAnimations();
-
-    virtual void willEndLiveResize();
-    virtual void didAddVerticalScrollbar(Scrollbar*);
-    virtual void didAddHorizontalScrollbar(Scrollbar*);
-
-    enum Curve {
-        Linear,
-        Quadratic,
-        Cubic,
-        Quartic,
-        Bounce
-    };
-
-    struct Parameters {
-        Parameters();
-        Parameters(bool isEnabled, double animationTime, double repeatMinimumSustainTime, Curve attackCurve, double attackTime, Curve releaseCurve, double releaseTime, Curve coastTimeCurve, double maximumCoastTime);
-
-        // Note that the times can be overspecified such that releaseTime or releaseTime and attackTime are greater
-        // than animationTime. animationTime takes priority over releaseTime, capping it. attackTime is capped at
-        // whatever time remains, or zero if none.
-        bool m_isEnabled;
-        double m_animationTime;
-        double m_repeatMinimumSustainTime;
-
-        Curve m_attackCurve;
-        double m_attackTime;
-
-        Curve m_releaseCurve;
-        double m_releaseTime;
-
-        Curve m_coastTimeCurve;
-        double m_maximumCoastTime;
-    };
-
-protected:
-    virtual void animationWillStart() { }
-    virtual void animationDidFinish() { }
-
-    Parameters parametersForScrollGranularity(ScrollGranularity) const;
-
-    friend class ::ScrollAnimatorNoneTest;
-
-    struct PerAxisData {
-        PerAxisData(ScrollAnimatorNone* parent, float* currentPos, int visibleLength);
-        void reset();
-        bool updateDataFromParameters(float step, float multiplier, float scrollableSize, double currentTime, Parameters*);
-        bool animateScroll(double currentTime);
-        void updateVisibleLength(int visibleLength);
-
-        static double curveAt(Curve, double t);
-        static double attackCurve(Curve, double deltaT, double curveT, double startPos, double attackPos);
-        static double releaseCurve(Curve, double deltaT, double curveT, double releasePos, double desiredPos);
-        static double coastCurve(Curve, double factor);
-
-        static double curveIntegralAt(Curve, double t);
-        static double attackArea(Curve, double startT, double endT);
-        static double releaseArea(Curve, double startT, double endT);
-
-        float* m_currentPosition;
-        double m_currentVelocity;
-
-        double m_desiredPosition;
-        double m_desiredVelocity;
-
-        double m_startPosition;
-        double m_startTime;
-        double m_startVelocity;
-
-        double m_animationTime;
-        double m_lastAnimationTime;
-
-        double m_attackPosition;
-        double m_attackTime;
-        Curve m_attackCurve;
-
-        double m_releasePosition;
-        double m_releaseTime;
-        Curve m_releaseCurve;
-
-        int m_visibleLength;
-    };
-
-    void startNextTimer();
-    void animationTimerFired();
-
-    void stopAnimationTimerIfNeeded();
-    bool animationTimerActive();
-    void updateVisibleLengths();
-
-    PerAxisData m_horizontalData;
-    PerAxisData m_verticalData;
-
-    double m_startTime;
-    bool m_animationActive;
-};
-
-} // namespace WebCore
-
-#endif // ScrollAnimatorNone_h