Delete a ton more dead vertical writing mode code.

sky/engine/core/rendering/RenderReplaced.cpp

Index: sky/engine/core/rendering/RenderReplaced.cpp
diff --git a/sky/engine/core/rendering/RenderReplaced.cpp b/sky/engine/core/rendering/RenderReplaced.cpp
index 7433d45a351bae8822681d06b68d2afd32b80f0e..f79259e93d8c6db86bebe2e2df622c336eb63f19 100644
--- a/sky/engine/core/rendering/RenderReplaced.cpp
+++ b/sky/engine/core/rendering/RenderReplaced.cpp
@@ -487,10 +487,8 @@ LayoutRect RenderReplaced::localSelectionRect(bool checkWhetherSelected) const
         return LayoutRect(LayoutPoint(), size());
 
     RootInlineBox& root = inlineBoxWrapper()->root();
-    LayoutUnit newLogicalTop = root.block().style()->isFlippedBlocksWritingMode() ? inlineBoxWrapper()->logicalBottom() - root.selectionBottom() : root.selectionTop() - inlineBoxWrapper()->logicalTop();
-    if (root.block().style()->isHorizontalWritingMode())
-        return LayoutRect(0, newLogicalTop, width(), root.selectionHeight());
-    return LayoutRect(newLogicalTop, 0, root.selectionHeight(), height());
+    LayoutUnit newLogicalTop = root.selectionTop() - inlineBoxWrapper()->logicalTop();
+    return LayoutRect(0, newLogicalTop, width(), root.selectionHeight());
 }
 
 void RenderReplaced::setSelectionState(SelectionState state)