Move VisibleSelection::nonBoundaryShadowTreeRootNode() to FrameSelection.cpp

third_party/WebKit/Source/core/editing/VisibleSelection.cpp

Index: third_party/WebKit/Source/core/editing/VisibleSelection.cpp
diff --git a/third_party/WebKit/Source/core/editing/VisibleSelection.cpp b/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
index abfaeda96f861d85892fc11b1bf5c63034a33fb4..32bc2a3acb5194b2ad3dc67e6d10b42560ed18e7 100644
--- a/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
+++ b/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
@@ -784,12 +784,6 @@ Element* VisibleSelectionTemplate<Strategy>::rootEditableElement() const
     return rootEditableElementOf(start());
 }
 
-template <typename Strategy>
-Node* VisibleSelectionTemplate<Strategy>::nonBoundaryShadowTreeRootNode() const
-{
-    return start().anchorNode() && !start().anchorNode()->isShadowRoot() ? start().anchorNode()->nonBoundaryShadowTreeRootNode() : 0;
-}
-
 VisibleSelectionChangeObserver::VisibleSelectionChangeObserver()
 {
 }