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

Source/core/dom/Range.cpp

Index: Source/core/dom/Range.cpp
diff --git a/Source/core/dom/Range.cpp b/Source/core/dom/Range.cpp
index 9ebe446b439aad5d830470d9558174ff25ffbd54..62de735ae2c19be23b20f00fff73f99a88820370 100644
--- a/Source/core/dom/Range.cpp
+++ b/Source/core/dom/Range.cpp
@@ -293,49 +293,6 @@ short Range::comparePoint(Node* refNode, int offset, ExceptionState& exceptionSt
     return 0;
 }
 
-Range::CompareResults Range::compareNode(Node* refNode, ExceptionState& exceptionState) const
-{
-    // http://developer.mozilla.org/en/docs/DOM:range.compareNode
-    // This method returns 0, 1, 2, or 3 based on if the node is before, after,
-    // before and after(surrounds), or inside the range, respectively
-
-    if (!refNode) {
-        // FIXME: Generated bindings code never calls with null, and neither should other callers!
-        exceptionState.throwTypeError("The node provided is null.");
-        return NODE_BEFORE;
-    }
-
-    if (!refNode->inActiveDocument()) {
-        // Firefox doesn't throw an exception for this case; it returns 0.
-        return NODE_BEFORE;
-    }
-
-    if (refNode->document() != m_ownerDocument) {
-        // Firefox doesn't throw an exception for this case; it returns 0.
-        return NODE_BEFORE;
-    }
-
-    ContainerNode* parentNode = refNode->parentNode();
-    int nodeIndex = refNode->nodeIndex();
-
-    if (!parentNode) {
-        // if the node is the top document we should return NODE_BEFORE_AND_AFTER
-        // but we throw to match firefox behavior
-        exceptionState.throwDOMException(NotFoundError, "The provided node has no parent.");
-        return NODE_BEFORE;
-    }
-
-    if (comparePoint(parentNode, nodeIndex, exceptionState) < 0) { // starts before
-        if (comparePoint(parentNode, nodeIndex + 1, exceptionState) > 0) // ends after the range
-            return NODE_BEFORE_AND_AFTER;
-        return NODE_BEFORE; // ends before or in the range
-    }
-    // starts at or after the range start
-    if (comparePoint(parentNode, nodeIndex + 1, exceptionState) > 0) // ends after the range
-        return NODE_AFTER;
-    return NODE_INSIDE; // ends inside the range
-}
-
 short Range::compareBoundaryPoints(unsigned how, const Range* sourceRange, ExceptionState& exceptionState) const
 {
     if (!(how == START_TO_START || how == START_TO_END || how == END_TO_END || how == END_TO_START)) {