Remove a bunch of OS(MACOSX) code

sky/engine/platform/PlatformWheelEvent.h

Index: sky/engine/platform/PlatformWheelEvent.h
diff --git a/sky/engine/platform/PlatformWheelEvent.h b/sky/engine/platform/PlatformWheelEvent.h
index 57ca1012057614ba20bff42573aa8907eac3974a..9c23179a9cf21e7d38e20f5a09c6cfe8fb4b5ac1 100644
--- a/sky/engine/platform/PlatformWheelEvent.h
+++ b/sky/engine/platform/PlatformWheelEvent.h
@@ -41,18 +41,6 @@ enum PlatformWheelEventGranularity {
     ScrollByPixelWheelEvent,
 };
 
-#if OS(MACOSX)
-enum PlatformWheelEventPhase {
-    PlatformWheelEventPhaseNone        = 0,
-    PlatformWheelEventPhaseBegan       = 1 << 0,
-    PlatformWheelEventPhaseStationary  = 1 << 1,
-    PlatformWheelEventPhaseChanged     = 1 << 2,
-    PlatformWheelEventPhaseEnded       = 1 << 3,
-    PlatformWheelEventPhaseCancelled   = 1 << 4,
-    PlatformWheelEventPhaseMayBegin    = 1 << 5,
-};
-#endif
-
 class PlatformWheelEvent : public PlatformEvent {
 public:
     PlatformWheelEvent()
@@ -63,15 +51,6 @@ public:
         , m_wheelTicksY(0)
         , m_granularity(ScrollByPixelWheelEvent)
         , m_hasPreciseScrollingDeltas(false)
-#if OS(MACOSX)
-        , m_phase(PlatformWheelEventPhaseNone)
-        , m_momentumPhase(PlatformWheelEventPhaseNone)
-        , m_scrollCount(0)
-        , m_unacceleratedScrollingDeltaX(0)
-        , m_unacceleratedScrollingDeltaY(0)
-        , m_canRubberbandLeft(true)
-        , m_canRubberbandRight(true)
-#endif
     {
     }
 
@@ -85,15 +64,6 @@ public:
         , m_wheelTicksY(wheelTicksY)
         , m_granularity(granularity)
         , m_hasPreciseScrollingDeltas(false)
-#if OS(MACOSX)
-        , m_phase(PlatformWheelEventPhaseNone)
-        , m_momentumPhase(PlatformWheelEventPhaseNone)
-        , m_scrollCount(0)
-        , m_unacceleratedScrollingDeltaX(0)
-        , m_unacceleratedScrollingDeltaY(0)
-        , m_canRubberbandLeft(true)
-        , m_canRubberbandRight(true)
-#endif
     {
     }
 
@@ -110,18 +80,7 @@ public:
 
     bool hasPreciseScrollingDeltas() const { return m_hasPreciseScrollingDeltas; }
     void setHasPreciseScrollingDeltas(bool b) { m_hasPreciseScrollingDeltas = b; }
-#if OS(MACOSX)
-    PlatformWheelEventPhase phase() const { return m_phase; }
-    PlatformWheelEventPhase momentumPhase() const { return m_momentumPhase; }
-    unsigned scrollCount() const { return m_scrollCount; }
-    float unacceleratedScrollingDeltaX() const { return m_unacceleratedScrollingDeltaX; }
-    float unacceleratedScrollingDeltaY() const { return m_unacceleratedScrollingDeltaY; }
-    bool useLatchedEventNode() const { return m_momentumPhase == PlatformWheelEventPhaseBegan || m_momentumPhase == PlatformWheelEventPhaseChanged; }
-    bool canRubberbandLeft() const { return m_canRubberbandLeft; }
-    bool canRubberbandRight() const { return m_canRubberbandRight; }
-#else
     bool useLatchedEventNode() const { return false; }
-#endif
 
 protected:
     IntPoint m_position;
@@ -132,15 +91,6 @@ protected:
     float m_wheelTicksY;
     PlatformWheelEventGranularity m_granularity;
     bool m_hasPreciseScrollingDeltas;
-#if OS(MACOSX)
-    PlatformWheelEventPhase m_phase;
-    PlatformWheelEventPhase m_momentumPhase;
-    unsigned m_scrollCount;
-    float m_unacceleratedScrollingDeltaX;
-    float m_unacceleratedScrollingDeltaY;
-    bool m_canRubberbandLeft;
-    bool m_canRubberbandRight;
-#endif
 };
 
 } // namespace blink