Move a static member function hasRenderedNonAnonymousDescendantsWithHeight() out from PositionAlgori

Source/core/editing/Position.h

Index: Source/core/editing/Position.h
diff --git a/Source/core/editing/Position.h b/Source/core/editing/Position.h
index f794a3fe20e6200be42ea711543987b11b365dd8..991e4a61b0055e257031876fc7053fa35b8f459f 100644
--- a/Source/core/editing/Position.h
+++ b/Source/core/editing/Position.h
@@ -197,7 +197,6 @@ public:
     InlineBoxPosition computeInlineBoxPosition(TextAffinity) const;
     InlineBoxPosition computeInlineBoxPosition(TextAffinity, TextDirection primaryDirection) const;
 
-    static bool hasRenderedNonAnonymousDescendantsWithHeight(LayoutObject*);
     static bool nodeIsUserSelectAll(const Node*);
     static Node* rootUserSelectAllForNode(Node*);
     static PositionAlgorithm<Strategy> beforeNode(Node* anchorNode);
@@ -442,6 +441,10 @@ inline PositionInComposedTree fromPositionInDOMTree<EditingInComposedTreeStrateg
     return toPositionInComposedTree(position);
 }
 
+// TODO(yosin) We should move |hasRenderedNonAnonymousDescendantsWithHeight|
+// to "VisibleUnits.cpp" to reduce |LayoutObject| dependency in "Position.cpp"
+bool hasRenderedNonAnonymousDescendantsWithHeight(LayoutObject*);
+
 } // namespace blink
 
 #ifndef NDEBUG