Delete RenderBlockFlow.

sky/engine/core/editing/htmlediting.cpp

Index: sky/engine/core/editing/htmlediting.cpp
diff --git a/sky/engine/core/editing/htmlediting.cpp b/sky/engine/core/editing/htmlediting.cpp
index 9ab7639ddea059a69f12502620291dcaebb26f1a..9e80e241388ae1f8905270de6e89aedf3ed27e29 100644
--- a/sky/engine/core/editing/htmlediting.cpp
+++ b/sky/engine/core/editing/htmlediting.cpp
@@ -893,7 +893,7 @@ bool areIdenticalElements(const Node* first, const Node* second)
 bool isBlockFlowElement(const Node& node)
 {
     RenderObject* renderer = node.renderer();
-    return node.isElementNode() && renderer && renderer->isRenderBlockFlow();
+    return node.isElementNode() && renderer && renderer->isRenderParagraph();
 }
 
 Position adjustedSelectionStartForStyleComputation(const VisibleSelection& selection)