Split more Paragraph-specific code from RenderBlock into RenderParagraph

sky/engine/core/rendering/RenderBlockFlow.h

Index: sky/engine/core/rendering/RenderBlockFlow.h
diff --git a/sky/engine/core/rendering/RenderBlockFlow.h b/sky/engine/core/rendering/RenderBlockFlow.h
index c8cf69929162b3c118f596760ae58243b49d497e..a39174f03b29524f0cf96ccc2e973eb1661c3cc9 100644
--- a/sky/engine/core/rendering/RenderBlockFlow.h
+++ b/sky/engine/core/rendering/RenderBlockFlow.h
@@ -114,9 +114,6 @@ public:
         return obj->isOutOfFlowPositioned() && !obj->style()->isOriginalDisplayInlineType() && !obj->container()->isRenderInline();
     }
 
-    GapRects inlineSelectionGaps(RenderBlock* rootBlock, const LayoutPoint& rootBlockPhysicalPosition, const LayoutSize& offsetFromRootBlock,
-        LayoutUnit& lastLogicalTop, LayoutUnit& lastLogicalLeft, LayoutUnit& lastLogicalRight, const PaintInfo*);
-
 protected:
     virtual void layoutChildren(bool relayoutChildren, SubtreeLayoutScope&, LayoutUnit& paintInvalidationLogicalTop, LayoutUnit& paintInvalidationLogicalBottom, LayoutUnit beforeEdge, LayoutUnit afterEdge);