Templatize FrameSelection::setNonDirectionalSelectionIfNeede function

Source/core/editing/FrameSelection.cpp

Index: Source/core/editing/FrameSelection.cpp
diff --git a/Source/core/editing/FrameSelection.cpp b/Source/core/editing/FrameSelection.cpp
index bdba0152fa4165f0b667948ef790bd507d0333b4..7690346d473ed25f834f84e5e1a9b3d12671ceb9 100644
--- a/Source/core/editing/FrameSelection.cpp
+++ b/Source/core/editing/FrameSelection.cpp
@@ -191,15 +191,16 @@ static void adjustEndpointsAtBidiBoundary(VisiblePosition& visibleBase, VisibleP
     }
 }
 
-void FrameSelection::setNonDirectionalSelectionIfNeeded(const VisibleSelection& passedNewSelection, TextGranularity granularity,
+template <typename Strategy>
+void FrameSelection::setNonDirectionalSelectionIfNeededAlgorithm(const VisibleSelection& passedNewSelection, TextGranularity granularity,
     EndPointsAdjustmentMode endpointsAdjustmentMode)
 {
     VisibleSelection newSelection = passedNewSelection;
     bool isDirectional = shouldAlwaysUseDirectionalSelection(m_frame) || newSelection.isDirectional();
 
-    VisiblePosition base = m_originalBase.isNotNull() ? m_originalBase : newSelection.visibleBase();
+    VisiblePosition base = m_originalBase.isNotNull() ? m_originalBase : VisiblePosition(Strategy::selectionBase(newSelection));
     VisiblePosition newBase = base;
-    VisiblePosition extent = newSelection.visibleExtent();
+    VisiblePosition extent(Strategy::selectionExtent(newSelection));
     VisiblePosition newExtent = extent;
     if (endpointsAdjustmentMode == AdjustEndpointsAtBidiBoundary)
         adjustEndpointsAtBidiBoundary(newBase, newExtent);
@@ -209,18 +210,23 @@ void FrameSelection::setNonDirectionalSelectionIfNeeded(const VisibleSelection&
         newSelection.setBase(newBase);
         newSelection.setExtent(newExtent);
     } else if (m_originalBase.isNotNull()) {
-        if (m_selection.base() == newSelection.base())
+        if (Strategy::selectionBase(m_selection) == Strategy::selectionBase(newSelection))
             newSelection.setBase(m_originalBase);
         m_originalBase.clear();
     }
 
     newSelection.setIsDirectional(isDirectional); // Adjusting base and extent will make newSelection always directional
-    if (m_selection == newSelection)
+    if (Strategy::equalSelections(m_selection, newSelection))
         return;
 
     setSelection(newSelection, granularity);
 }
 
+void FrameSelection::setNonDirectionalSelectionIfNeeded(const VisibleSelection& passedNewSelection, TextGranularity granularity, EndPointsAdjustmentMode endpointsAdjustmentMode)
+{
+    setNonDirectionalSelectionIfNeededAlgorithm<VisibleSelection::InDOMTree>(passedNewSelection, granularity, endpointsAdjustmentMode);
+}
+
 void FrameSelection::setSelection(const VisibleSelection& newSelection, SetSelectionOptions options, CursorAlignOnScroll align, TextGranularity granularity)
 {
     if (m_granularityStrategy && (options & FrameSelection::DoNotClearStrategy) == 0)