Canvas2d: Remove unnecessary conversion in EventHitRegion.

Source/modules/canvas2d/CanvasRenderingContext2D.cpp

Index: Source/modules/canvas2d/CanvasRenderingContext2D.cpp
diff --git a/Source/modules/canvas2d/CanvasRenderingContext2D.cpp b/Source/modules/canvas2d/CanvasRenderingContext2D.cpp
index a778072ae53ebbcf38871f0ecf498a2de374baf2..8c69a950cafda9c5f90737bc3461fed2e600370a 100644
--- a/Source/modules/canvas2d/CanvasRenderingContext2D.cpp
+++ b/Source/modules/canvas2d/CanvasRenderingContext2D.cpp
@@ -2239,7 +2239,7 @@ void CanvasRenderingContext2D::clearHitRegions()
         m_hitRegionManager->removeAllHitRegions();
 }
 
-HitRegion* CanvasRenderingContext2D::hitRegionAtPoint(const LayoutPoint& point)
+HitRegion* CanvasRenderingContext2D::hitRegionAtPoint(const FloatPoint& point)
 {
     if (m_hitRegionManager)
         return m_hitRegionManager->getHitRegionAtPoint(point);