Move global function intersectsNode() to local function in FrameSelection.cpp

Source/core/editing/VisibleSelection.cpp

Index: Source/core/editing/VisibleSelection.cpp
diff --git a/Source/core/editing/VisibleSelection.cpp b/Source/core/editing/VisibleSelection.cpp
index e09f638170f9be4a287a4c28e8df4704118209cc..e10c51a1e397a7ff1c879442ccfb94ce9d6db2a4 100644
--- a/Source/core/editing/VisibleSelection.cpp
+++ b/Source/core/editing/VisibleSelection.cpp
@@ -230,18 +230,6 @@ PassRefPtrWillBeRawPtr<Range> firstRangeOf(const VisibleSelection& selection)
     return Range::create(*start.document(), start, end);
 }
 
-// TODO(yosin) We should move |intersectsNode()| to "FrameSelection.cpp".
-bool intersectsNode(const VisibleSelection& selection, Node* node)
-{
-    if (selection.isNone())
-        return false;
-    Position start = selection.start().parentAnchoredEquivalent();
-    Position end = selection.end().parentAnchoredEquivalent();
-    TrackExceptionState exceptionState;
-    // TODO(yosin) We should avoid to use |Range::intersectsNode()|.
-    return Range::intersectsNode(node, start, end, exceptionState) && !exceptionState.hadException();
-}
-
 template <typename Strategy>
 static EphemeralRangeTemplate<Strategy> normalizeRangeAlgorithm(const EphemeralRangeTemplate<Strategy>& range)
 {