Merge RenderLayer::hitTest into RenderView::hitTest.

sky/engine/core/rendering/RenderLayer.h

Index: sky/engine/core/rendering/RenderLayer.h
diff --git a/sky/engine/core/rendering/RenderLayer.h b/sky/engine/core/rendering/RenderLayer.h
index 27bc06c46343abebd4d84d98b4f7ca4a83e78b5f..e363cc4c8bd15d69fd65154a06e1cd27c07e134f 100644
--- a/sky/engine/core/rendering/RenderLayer.h
+++ b/sky/engine/core/rendering/RenderLayer.h
@@ -149,10 +149,6 @@ public:
     void convertToLayerCoords(const RenderLayer* ancestorLayer, LayoutPoint&) const;
     void convertToLayerCoords(const RenderLayer* ancestorLayer, LayoutRect&) const;
 
-    // The hitTest method looks for mouse events by walking
-    // layers that intersect the point from front to back.
-    bool hitTest(const HitTestRequest&, const HitTestLocation&, HitTestResult&);
-
     // Pass offsetFromRoot if known.
     bool intersectsDamageRect(const LayoutRect& layerBounds, const LayoutRect& damageRect, const RenderLayer* rootLayer, const LayoutPoint* offsetFromRoot = 0) const;
 
@@ -243,6 +239,10 @@ public:
     void clipToRect(const LayerPaintingInfo&, GraphicsContext*, const ClipRect&, BorderRadiusClippingRule = IncludeSelfForBorderRadius);
     void restoreClip(GraphicsContext*, const LayoutRect& paintDirtyRect, const ClipRect&);
 
+    RenderLayer* hitTestLayer(RenderLayer* rootLayer, RenderLayer* containerLayer, const HitTestRequest& request, HitTestResult& result,
+                              const LayoutRect& hitTestRect, const HitTestLocation&,
+                              const HitTestingTransformState* transformState = 0, double* zOffset = 0);
+
 private:
     // TODO(ojan): Get rid of this. These are basically layer-tree-only paint phases.
     enum PaintLayerFlags {
@@ -272,9 +272,6 @@ private:
 
     LayoutPoint renderBoxLocation() const { return renderer()->isBox() ? toRenderBox(renderer())->location() : LayoutPoint(); }
 
-    RenderLayer* hitTestLayer(RenderLayer* rootLayer, RenderLayer* containerLayer, const HitTestRequest& request, HitTestResult& result,
-                              const LayoutRect& hitTestRect, const HitTestLocation&,
-                              const HitTestingTransformState* transformState = 0, double* zOffset = 0);
     RenderLayer* hitTestChildren(ChildrenIteration, RenderLayer* rootLayer, const HitTestRequest&, HitTestResult&,
                              const LayoutRect& hitTestRect, const HitTestLocation&,
                              const HitTestingTransformState* transformState, double* zOffsetForDescendants, double* zOffset,