Remove Range.compareNode() as it is not in the spec

Source/core/editing/htmlediting.cpp

Index: Source/core/editing/htmlediting.cpp
diff --git a/Source/core/editing/htmlediting.cpp b/Source/core/editing/htmlediting.cpp
index 183a2580a9a40156124e80505bfb7b706f964086..68f842dd88defeed8cff0f59ee1edb0861106633 100644
--- a/Source/core/editing/htmlediting.cpp
+++ b/Source/core/editing/htmlediting.cpp
@@ -1268,8 +1268,7 @@ VisiblePosition visiblePositionForIndex(int index, ContainerNode* scope)
 // Call this function to determine whether a node is visibly fit inside selectedRange
 bool isNodeVisiblyContainedWithin(Node& node, const Range& selectedRange)
 {
-    // If the node is inside the range, then it surely is contained within
-    if (selectedRange.compareNode(&node, IGNORE_EXCEPTION) == Range::NODE_INSIDE)
+    if (selectedRange.isNodeFullyContained(node))
         return true;
 
     bool startIsVisuallySame = visiblePositionBeforeNode(node) == VisiblePosition(selectedRange.startPosition());