Delete unused methods/arguments from RenderBlockFlow.

sky/engine/core/rendering/RenderBlock.h

Index: sky/engine/core/rendering/RenderBlock.h
diff --git a/sky/engine/core/rendering/RenderBlock.h b/sky/engine/core/rendering/RenderBlock.h
index ce3231371bc2239de61c8619052d4fd8ad88559e..00cf1a55b974119095514b326617ec4a9ca75c42 100644
--- a/sky/engine/core/rendering/RenderBlock.h
+++ b/sky/engine/core/rendering/RenderBlock.h
@@ -318,8 +318,6 @@ private:
 
     Node* nodeForHitTest() const;
 
-    // FIXME-BLOCKFLOW: Remove virtualizaion when all callers have moved to RenderBlockFlow
-    virtual void paintFloats(PaintInfo&, const LayoutPoint&, bool) { }
     void paintContents(PaintInfo&, const LayoutPoint&);
     void paintSelection(PaintInfo&, const LayoutPoint&);
     void paintCarets(PaintInfo&, const LayoutPoint&);
@@ -327,8 +325,6 @@ private:
     bool hasCaret() const;
 
     bool hitTestContents(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction);
-    // FIXME-BLOCKFLOW: Remove virtualizaion when all callers have moved to RenderBlockFlow
-    virtual bool hitTestFloats(const HitTestRequest&, HitTestResult&, const HitTestLocation&, const LayoutPoint&) { return false; }
 
     virtual bool isPointInOverflowControl(HitTestResult&, const LayoutPoint& locationInContainer, const LayoutPoint& accumulatedOffset);